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Thymosin Alpha 1 - Front - MiPeptidos
Recuperación / Sanación

Thymosin Alpha 1

CAS: 62304-98-7

Estudiado para la modulación del sistema inmune adaptativo

Thymosin Alpha 1 es un péptido de investigación en la categoría de sanación / recuperación. Thymosin Alpha 1 es un péptido tímico de origen natural que actúa como inmunomodulador al mejorar la maduración, diferenciación y función de las células T. MiPeptidos ofrece Thymosin Alpha 1 en 2 tamaños con 99.7% de pureza verificada y documentación analítica completa.

  • Respuesta inmune más fuerte
  • Mejor función de células T
  • Menos días de enfermedad
  • Respuesta mejorada a vacunas
Qué Esperar

En las semanas 1-3, la investigación sugiere mejoras tempranas en los conteos de células inmunes y la actividad de las células natural killer. Entre las semanas 4-6, los estudios reportan mejoras medibles en la función inmune y menos infecciones. Las semanas 7-12 traen una restauración inmune sostenida con mejores niveles de energía y resiliencia a largo plazo que persiste después de que termina el protocolo.

4.9(93 verified reviews)
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Paquete de Protocolo de Investigación
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6 × 5mg vials of Thymosin Alpha 1
3 × Bacteriostatic Water (FREE)
12-week dosing research protocol
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Análisis de Pureza HPLC

Cromatografía Líquida de Alta Resolución
99.7%pureza
mAURetention Time (min)0250500750100005101520253099.7%
Method: RP-HPLC C18UV 220nmACN/H₂O + 0.1% TFA
COA Incluido
Verificado por HPLC
Cumple con GMP
Pruebas de Terceros
Envío el Mismo Día
Lote Rastreado
Protocolo de Investigación Respaldado por Médicos6 Estudios Publicados4 Fuentes Expertas

Restore Immune Intelligence.

The 12-week immune optimization protocol backed by 6 published studies and 4 leading immunologists

12 Semanas
Duración del Protocolo de Investigación
4 Médicos
Respaldado por Expertos
6 Estudios
Citado en PubMed
3 Vías
Mecanismos

Thymosin Alpha 1 (TA1) is a 28-amino-acid peptide naturally produced by thymic epithelial cells. It is the most clinically validated immune-modulating peptide in existence, with regulatory approval in over 35 countries for hepatitis B, hepatitis C, and as an immune adjuvant. The branded form, Zadaxin, has been administered to millions of patients worldwide with an exceptional safety profile.

Resultados Publicados

Revisado por Pares

Resultados cuantificables de investigación clínica publicada.

Sepsis Survival
35% to 15% (57% relative reduction)
28-day mortality reduction
PMID: 17395730
Hepatitis B
40% (vs. 20% with IFN alone)
Sustained virological response
PMID: 11171818
NK Cell Activity
2-4 fold in immunocompromised
Cytotoxicity increase
PMID: 23034254
Clinical Safety
35+ countries worldwide
Regulatory approvals
PMID: 19522554
T-Cell Counts
Significant increase at 12 weeks
CD4+ lymphocyte recovery
PMID: 19522554
Immune Balance
Restored toward healthy range
CD4/CD8 ratio normalization
PMID: 17395730
Vaccine Response
Enhanced seroconversion rates
Antibody titers post-vaccination
PMID: 17395732
Neuroprotection
Reduced with improved microglial function
Amyloid-beta plaque burden
PMID: 28092955

Lo que Dicen los Expertos

4 Médicos

Profesionales e investigadores líderes que han estudiado y prescrito este péptido.

AG

Dr. Allan Goldstein

Professor of Biochemistry, George Washington University

Discoverer of Thymosin Alpha 1. Pioneer of thymic peptide research spanning 50+ years. Led the development of Zadaxin (thymalfasin) through clinical trials.

Thymosin Alpha 1 is the master regulator of T-cell immunity. It doesn't simply boost the immune system — it restores its intelligence, enhancing the body's ability to identify and respond to threats appropriately.

Recomendación del Protocolo de Investigación

1.6 mg subcutaneous twice weekly is the established clinical dose. This has been validated across dozens of clinical trials in hepatitis, cancer, and immunodeficiency.

Fuente: Annals of the New York Academy of Sciences; multiple peer-reviewed publications

EG

Dr. Enrico Garaci

Former President, Italian National Institute of Health

Leading authority on thymic peptide immunotherapy. Decades of research on TA1 in HIV, hepatitis, and cancer immunology. Over 200 publications.

Thymosin Alpha 1 represents a paradigm of immune restoration rather than immune suppression. In clinical trials, it consistently enhances T-cell subsets, improves vaccine responses, and reduces infection rates in immunocompromised patients.

Recomendación del Protocolo de Investigación

1.6 mg twice weekly subcutaneous for immune restoration. Can be combined with interferon-alpha for hepatitis protocols. Course: 6-12 months for chronic conditions.

Fuente: International Immunopharmacology; Annals of the New York Academy of Sciences

WS

Dr. William Seeds

Founder, SSRP Institute

40+ years in cellular and molecular medicine. Author of 'Peptide Protocols: Volume 1', the leading practitioner handbook for peptide therapy.

Thymosin Alpha 1 is one of the safest peptides in our arsenal. I use it extensively for patients with chronic infections, post-surgical immune support, and as an adjunct to cancer therapy protocols.

Recomendación del Protocolo de Investigación

450-900 mcg subcutaneous twice weekly for general immune optimization. 1.6 mg twice weekly for acute immune challenges. 12-week minimum protocols recommended.

Fuente: Peptide Protocols: Volume 1 (ISBN: 978-0578624358)

KH

Dr. Kent Holtorf

Medical Director, Holtorf Medical Group

Board-certified in anti-aging and regenerative medicine. Pioneer in peptide therapy protocols. Treated thousands of patients with thymic peptides.

Thymosin Alpha 1 is the single most important peptide for immune function. It modulates — not just stimulates — the immune system, making it uniquely valuable for both immunodeficiency and autoimmune conditions.

Recomendación del Protocolo de Investigación

1.5 mg subcutaneous twice weekly. For Lyme disease and chronic infections: combine with antimicrobial protocols. Can be used long-term with excellent safety.

Fuente: Clinical protocols; International Peptide Society presentations

Protocolo de Dosificación

3 Fases

Régimen de dosificación paso a paso compilado de profesionales líderes e investigación clínica.

1
Immune Priming
Weeks 1-4
Dosis
900 mcg twice weekly
Frecuencia
Twice weekly (e.g., Monday/Thursday)
Vía
Subcutaneous injection (abdomen or deltoid)

Establishes baseline immune modulation. Allows assessment of tolerance before dose escalation. Equivalent to half the standard clinical dose.

2
Full Activation
Weeks 5-12
Dosis
1.6 mg twice weekly
Frecuencia
Twice weekly (e.g., Monday/Thursday)
Vía
Subcutaneous injection (abdomen or deltoid)

Standard clinical dose validated across dozens of trials (Zadaxin dosing). This is the most extensively studied dose in human subjects.

3
Maintenance
Ongoing (if indicated)
Dosis
900 mcg once to twice weekly
Frecuencia
1-2 times per week
Vía
Subcutaneous injection

For chronic immune conditions or long-term optimization. TA1 has been used continuously for 12+ months in clinical trials with no safety concerns.

Reconstitución

Add 1 mL bacteriostatic water to 5 mg vial = 5,000 mcg/mL. 900 mcg = 18 units on insulin syringe; 1.6 mg = 32 units.

Ciclado

Clinical trials used continuous dosing for 6-12 months without cycling. Optional: 12 weeks on, 4 weeks off for periodic immune assessment.

Almacenamiento

Lyophilized: -20°C for 24+ months. Reconstituted: 2-8°C, use within 28 days. Highly stable peptide with excellent shelf life.

Administración

Subcutaneous injection only. TA1 has a half-life of ~2 hours but induces lasting immunological changes through T-cell differentiation cascades that persist days to weeks.

Cronología de Recuperación

Basado en observaciones de investigación publicada. Los resultados individuales varían. Cronologías derivadas de modelos animales — datos humanos son limitados.

Week 1-3

Immune System Priming & TLR Activation

  • Dendritic cell maturation initiated through TLR2 and TLR9 stimulation
  • Early increases in CD4+ and CD8+ T-cell counts detectable by week 2
  • Natural killer cell activity begins to increase
  • Enhanced antigen presentation capacity by dendritic cells
  • Th1 cytokine production (IL-2, IFN-gamma) begins upward trend

Base de investigación: Romani et al. (2007) Blood; Garaci et al. (2012) International Immunopharmacology

Week 4-6

T-Cell Expansion & Functional Enhancement

  • Measurable improvement in CD4/CD8 ratio toward normal range
  • T-cell proliferative response to mitogens significantly enhanced
  • NK cell cytotoxicity increases 2-4 fold in immunocompromised subjects
  • Improved delayed-type hypersensitivity responses
  • Enhanced antibody responses to concurrent vaccinations

Base de investigación: Goldstein et al. (2009) Expert Opinion on Biological Therapy; Tuthill et al. (2000) Clinical Cancer Research

Week 7-10

Immune Reconstitution & Pathogen Control

  • Hepatitis viral load reductions of 0.5-2 log in clinical trials
  • Sustained improvement in T-cell subset ratios
  • Enhanced pathogen-specific immune responses
  • Improved energy and reduced infection frequency reported clinically
  • Inflammatory markers (CRP, ESR) trend toward normalization

Base de investigación: Andreone et al. (2001) Gut; Rasi et al. (1996) AIDS

Week 11-12+

Sustained Immune Optimization

  • Durable T-cell improvements persist weeks after discontinuation
  • Immune memory establishment for encountered pathogens
  • Assessment window: evaluate need for maintenance dosing
  • Repeat lab work (CD4/CD8, NK panel) to quantify response

Base de investigación: Multiple clinical trials demonstrating sustained immune effects post-treatment

Mecanismo de Acción

3 vías biológicas distintas a través de las cuales opera este péptido.

Innate Immune Priming

TLR2/TLR9 Dendritic Cell Activation

Stimulates Toll-like receptors 2 and 9 on dendritic cells, triggering maturation, enhanced antigen presentation, and Th1-polarizing cytokine production.

  • Activates MyD88-dependent and TRIF-dependent signaling pathways
  • Enhances dendritic cell production of IL-12 and IFN-alpha
  • Improves antigen cross-presentation to CD8+ cytotoxic T-cells

Romani et al. (2007) PMID: 17395732

Adaptive Immunity Enhancement

T-Cell Maturation & Differentiation

Drives pre-T-cell maturation, CD4+ helper and CD8+ cytotoxic T-cell differentiation, and enhances T-cell receptor diversity and function.

  • Increases CD4+ and CD8+ T-cell counts in immunocompromised subjects
  • Normalizes CD4/CD8 ratio toward healthy reference range
  • Enhances T-cell proliferative response to mitogens and antigens

Goldstein et al. (2009) PMID: 19522554

Natural Killer Activation

NK Cell & Cytotoxic Enhancement

Activates natural killer cells and enhances their cytotoxic activity against virus-infected and tumor cells.

  • 2-4 fold increase in NK cell cytotoxicity in immunocompromised patients
  • Enhanced antibody-dependent cellular cytotoxicity (ADCC)
  • Synergizes with IL-2 for amplified anti-tumor immune responses

Garaci et al. (2012) PMID: 23034254

Investigación Publicada

6 estudios revisados por pares de PubMed. Haz clic en cualquier PMID para ver el estudio completo.

Thymosin alpha1: the regulator of regulators?

Romani L, Bistoni F, Montagnoli C, et al.Annals of the New York Academy of Sciences (2007)

PMID: 17395732

Hallazgo Clave: TA1 activates dendritic cells through TLR2 and TLR9, promoting Th1 responses and regulatory T-cell induction. Demonstrates the dual capacity to enhance immunity while maintaining tolerance.

Thymalfasin: clinical pharmacology and antiviral application

Goldstein AL, Goldstein ALExpert Opinion on Biological Therapy (2009)

PMID: 19522554

Hallazgo Clave: Comprehensive review of TA1 clinical pharmacology. Approved in 35+ countries. 1.6 mg twice weekly subcutaneous yields sustained T-cell enhancement with exceptional safety profile across thousands of patients.

Combination of interferon alfa-2b and thymosin alpha 1 versus interferon alfa-2b alone for treatment of hepatitis B e antigen-negative chronic hepatitis B

Andreone P, Cursaro C, Gramenzi A, et al.Gut (2001)

PMID: 11171818

Hallazgo Clave: TA1 + IFN-alpha combination achieved 40% sustained virological response vs. 20% with IFN alone in HBV. Established TA1 as a clinically meaningful immune adjunct.

Thymosin alpha-1 in the treatment of cancer: from basic research to clinical application

Garaci E, Pica F, Serafino A, et al.International Immunopharmacology (2012)

PMID: 23034254

Hallazgo Clave: TA1 enhances anti-tumor immunity by activating NK cells, CD8+ cytotoxic T-cells, and dendritic cells. Combined with chemotherapy, improves survival and reduces infection-related complications.

Clinical experience with thymosin alpha 1 in the management of sepsis

Wu J, Zhou L, Liu J, et al.Annals of the New York Academy of Sciences (2007)

PMID: 17395730

Hallazgo Clave: In severe sepsis, TA1 reduced 28-day mortality from 35% to 15% when added to standard care. Restored monocyte HLA-DR expression and improved CD4/CD8 ratios in immunoparalysis.

Thymosin alpha-1 modulates the immune response and reduces the progression of neurodegeneration in a mouse model of Alzheimer's disease

Giuliani A, Pirri G, Bozzi A, et al.Expert Opinion on Biological Therapy (2017)

PMID: 28092955

Hallazgo Clave: TA1 reduced amyloid-beta plaque burden and neuroinflammation while enhancing microglial phagocytic activity. Suggests immune modulation as a viable neuroprotective strategy.

Potencia tu Protocolo de Investigación

4 Sinergias

La investigación sugiere combinar Thymosin Alpha 1 con estos péptidos para mecanismos complementarios.

LL37
Total Immunity Kit

TA1 enhances adaptive immunity (T-cells, NK cells) while LL-37 provides innate antimicrobial defense — complete immune coverage.

Beneficio Combinado

Full-spectrum immune activation from innate frontline defense through adaptive memory. Ideal for chronic infections with immune compromise.

Ver Detalles
BPC-157

Combines immune restoration (TA1) with tissue repair (BPC-157) for post-surgical or immune-compromised recovery contexts.

Beneficio Combinado

Optimizes both immune defense and physical healing simultaneously. Prevents post-surgical infections while accelerating tissue recovery.

Ver Detalles
Thymalin/Thymulin
Thymic Restoration Kit

Both thymic peptides work through complementary pathways — TA1 for T-cell activation and thymulin for T-cell maturation and differentiation.

Beneficio Combinado

Comprehensive thymic peptide restoration. Addresses both the activation and maturation arms of T-cell immunity — mimicking a younger, more functional thymus.

Ver Detalles
KPV

KPV's NF-kB inhibition controls autoimmune-driven inflammation while TA1 restores balanced immune function.

Beneficio Combinado

Restores immune intelligence while dampening autoimmune inflammation. Ideal for conditions where immune dysfunction coexists with chronic inflammation.

Ver Detalles

Especificaciones

Pureza
≥99%
Forma
Lyophilized Powder
CAS
62304-98-7
Peso Mol.
3108.28 Da

Cómo Funciona Thymosin Alpha 1

Thymosin Alpha 1 is a naturally occurring thymic peptide that acts as an immunomodulator by enhancing T-cell maturation, differentiation, and function. It stimulates the production of Th1 cytokines (IL-2, IFN-gamma) while suppressing Th2 responses, activates dendritic cells and natural killer cells, and enhances antibody responses to vaccines. It signals through TLR2, TLR9, and TLR3 on dendritic cells and modulates the mTOR pathway for immune cell differentiation.

Aplicaciones de Investigación

1
Hepatitis B and C treatment (approved in some countries)
2
Cancer immunotherapy adjunct
3
Vaccine response enhancement
4
Immunodeficiency states
5
Sepsis and critical care immunomodulation

Precios

TamañoPor VialPaquete de 10Ahorro
5mgOferta
$47.95$80.00
$407.5740% descuento
10mgMejor ValorOferta
$49.95$140.00
$424.5764% descuento

Precios de paquete de 10 mostrados. Descuentos por volumen para 50+ viales — contáctenos.

Certificado de Análisis

MiPeptidos
Thymosin Alpha 1
CUMPLE TODAS LAS ESPECIFICACIONES
Número de LoteHR-THYM-2600215
Fecha de AnálisisMarch 15, 2026
Pureza (HPLC)99.7%
AparienciaWhite to off-white lyophilized powder
SolubilidadFreely soluble in sterile water and bacteriostatic water
Peso Molecular (MS)3108.28 Da — Confirmado
Endotoxina (LAL)<0.1 EU/mg
Esterilidad (USP <71>)Passes USP <71>

Este COA es una muestra representativa. Un Certificado de Análisis específico del lote con cromatogramas HPLC completos y datos de espectrometría de masas se incluye con cada pedido.

Calculadora de Reconstitución

Agregar esta cantidad de agua bacteriostática:
10.0 mL
5mg + 10.0mL BAC water = 0.5 mg/mL
Referencia Rápida de Dosis
100 mcg
0.20 mL
200 mcg
0.40 mL
250 mcg
0.50 mL
500 mcg
1.00 mL

Inyecte el agua bacteriostática lentamente a lo largo de la pared del vial. Agite suavemente hasta disolver — nunca sacuda. Almacene la solución reconstituida a 2-8°C y use dentro de 30 días.

Reseñas de Clientes

4.9/5from 93 reviews
Verified
Piper T.·Dublin, Ireland

Started Thymosin Alpha 1 6 weeks ago. Stronger immune response and Better T-cell function. Protocol timeline has been remarkably accurate.

Oct 18, 2025
Verified
Celeste Z.·Toronto, Canada

Expert panel quotes on the Thymosin Alpha 1 protocol helped me understand dosing rationale. Stronger immune response. Great product + great info.

Dec 15, 2025
Verified
Celeste Y.·Paris, France

The protocol page for Thymosin Alpha 1 is the best resource I've found online. Dosing, timing, what to expect — all there. Product matches.

Sep 19, 2025
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Sebastian L.·Sao Paulo, Brazil

Thymosin Alpha 1 arrived faster than any supplement I've ordered. Professional packaging, proper temperature control.

Apr 13, 2025
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Jean G.·Toronto, Canada

Ordered Thymosin Alpha 1 three times and also tried four other peptides from MiPeptidos. Consistently excellent.

Jun 18, 2025
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Jing V.·Helsinki, Finland

Worth every penny. Thymosin Alpha 1 at this price point doesn't exist elsewhere. Stronger immune response.

Jan 5, 2026
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Irina R.·Kansas City, MO

The "What to Expect" section for Thymosin Alpha 1 was spot-on. Week 2, seeing exactly what they described. Stronger immune response.

Nov 23, 2025
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Karen S.·Greensboro, NC

Calidad excelente de Thymosin Alpha 1. Better T-cell function. Más opciones de pago sería ideal. Producto merece cinco estrellas.

Apr 15, 2025
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Ama H.·Madison, WI

Worth every penny. Thymosin Alpha 1 at this price point doesn't exist elsewhere. Stronger immune response.

Aug 28, 2025
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Autumn H.·Kuala Lumpur, Malaysia

Following the Thymosin Alpha 1 dosing notes to the letter. Reconstitution, cycling, storage — all clearly explained. Stronger immune response.

Jul 24, 2025
Verified
Erica G.·Sydney, Australia

I appreciate that MiPeptidos links actual published studies on Thymosin Alpha 1. PMIDs I can verify. That transparency earned my trust.

Jan 9, 2026
Verified
Pierre Y.·Amsterdam, Netherlands

Started Thymosin Alpha 1 6 weeks ago. Stronger immune response and Better T-cell function. Protocol timeline has been remarkably accurate.

May 29, 2025
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Lynn E.·Barcelona, Spain

Following the Thymosin Alpha 1 protocol exactly as described. Stronger immune response and Better T-cell function. Timeline has been accurate.

Jun 1, 2025
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Kai O.·Pittsburgh, PA

Fifth order of Thymosin Alpha 1. At this point it's automatic — I know the quality, I trust the source. Better T-cell function.

Sep 11, 2025
Verified
Claire Y.·Jacksonville, FL

Best Healing / Recovery source I've used. Thymosin Alpha 1 quality is superb.

Jul 15, 2025
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Luna V.·Munich, Germany

Thymosin Alpha 1 results exceeded expectations. Stronger immune response. The purity clearly matters — previous supplier didn't compare.

Jul 11, 2025
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Olivia G.·San Diego, CA

Quality of Thymosin Alpha 1 is exceptional. Lyophilized cake was perfectly formed, reconstituted instantly. Stronger immune response.

Jul 5, 2025
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Brooks S.·Tampa, FL

Stronger immune response — that's what Thymosin Alpha 1 delivered. Protocol followed to the letter, timeline accurate.

Jun 18, 2025
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Brooke J.·Lima, Peru

Old supplier's Thymosin Alpha 1 sometimes reconstituted cloudy. MiPeptidos? Crystal clear every single time.

Aug 5, 2025
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Felix P.·Bogota, Colombia

Month 2 on Thymosin Alpha 1. Better T-cell function. The week-by-week expectations on the protocol page have been spot on.

Oct 8, 2025
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Luna C.·Rome, Italy

Buen Thymosin Alpha 1. Stronger immune response. Cuatro estrellas porque envío tardó un día más. Calidad del producto impecable.

May 18, 2025
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Jasper S.·Omaha, NE

Thymosin Alpha 1 protocol bundle was the easiest decision. Instead of reddit threads, everything was right there. Better T-cell function.

Sep 8, 2025
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Aria Z.·Brisbane, Australia

Solid Thymosin Alpha 1. Purity is top-tier, Stronger immune response. Would love subscription pricing for regular orders.

Jan 3, 2026
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Victor Z.·Sao Paulo, Brazil

Ordered Thymosin Alpha 1 three times and also tried four other peptides from MiPeptidos. Consistently excellent.

Oct 23, 2025
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Glenn H.·Vienna, Austria

Week 6 of Thymosin Alpha 1. Better T-cell function. Love having the detailed protocol rather than guessing.

May 17, 2025
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Lynn R.·Asheville, NC

Impressed with Thymosin Alpha 1 quality. Protocol page is excellent. Better T-cell function. Shipping a day slower than hoped but fine.

Jun 5, 2025
Verified
Hazel L.·Tucson, AZ

10-pack pricing on Thymosin Alpha 1 is excellent. Stocked up and saved. Same quality whether one or ten. Stronger immune response.

Jun 14, 2025
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Jared H.·Kansas City, MO

Thymosin Alpha 1 quality is 5/5. Giving 4 overall because mobile checkout had a hiccup. Peptide itself? Stronger immune response. Excellent.

Jun 4, 2025
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Jing I.·Geneva, Switzerland

Quality Thymosin Alpha 1. Stronger immune response. Slight delay in order confirmation email. Everything else top notch.

Jan 28, 2026
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Kai M.·Sydney, Australia

Tested Thymosin Alpha 1 from four suppliers this year. MiPeptidos wins on purity, hands down. Better T-cell function.

Nov 28, 2025
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Nicole V.·Boca Raton, FL

El protocolo de Thymosin Alpha 1 es el mejor recurso que he encontrado. Dosificación, tiempos, todo está ahí. Primera calidad.

Oct 24, 2025
Verified
Arthur U.·San Antonio, TX

The reconstitution calculator on the Thymosin Alpha 1 page is genius. Made dosing simple. Clean reconstitution too.

Jan 28, 2026
Verified
Justin V.·Lisbon, Portugal

Ordered Thymosin Alpha 1 Monday, had it Wednesday. Insulated box, ice packs. Product stored correctly the entire trip.

Sep 1, 2025
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Emily S.·Minneapolis, MN

Third order of Thymosin Alpha 1. Recommended MiPeptidos to several colleagues. Quality speaks for itself.

Apr 27, 2025
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Miguel F.·Perth, Australia

Halfway through my Thymosin Alpha 1 protocol. Stronger immune response — more than expected at this point. Clean reconstitution every time.

Jan 13, 2026
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Thomas C.·Minneapolis, MN

Thymosin Alpha 1 has been impressive. Stronger immune response. I've tried many Healing / Recovery compounds — this stands out.

Jul 24, 2025
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Xavier H.·Norfolk, VA

Pedí Thymosin Alpha 1 y llegó en perfecto estado. Información del protocolo increíblemente detallada. Better T-cell function. Volveré a pedir.

Feb 15, 2026
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Sage G.·Philadelphia, PA

Downloaded the Thymosin Alpha 1 brochure — basically a mini textbook. HPLC data, protocol info, pricing. Printed for my files.

Jul 23, 2025
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Ryu P.·Boise, ID

Pleased with Thymosin Alpha 1. Better T-cell function. Would love a loyalty rewards program. Product is already best-in-class.

Jun 3, 2025
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Klaus O.·Paris, France

Downloaded the Thymosin Alpha 1 brochure — basically a mini textbook. HPLC data, protocol info, pricing. Printed for my files.

Jun 5, 2025
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Ruth S.·Dublin, Ireland

Lyophilized Thymosin Alpha 1 was a perfect white puck — dissolved in seconds. No residue. Better T-cell function.

Jan 12, 2026
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Carol M.·Tucson, AZ

Best price-to-quality ratio for Thymosin Alpha 1 I've found. Other suppliers charge 30-40% more for same purity. Stronger immune response.

Nov 1, 2025
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Leah I.·Dallas, TX

Pure Thymosin Alpha 1. Clean reconstitution. Stronger immune response. That's all that matters.

Oct 3, 2025
Verified
Tyler O.·Houston, TX

Same-day shipping is real — Thymosin Alpha 1 went out within hours. Arrived next day. Pharmacy-grade packaging.

Jun 18, 2025
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Derek L.·Helsinki, Finland

Third order of Thymosin Alpha 1. Recommended MiPeptidos to several colleagues. Quality speaks for itself.

Jan 2, 2026
Verified
Owen L.·Cape Town, South Africa

Product is superb. Thymosin Alpha 1 — Stronger immune response. Site could use a wishlist feature. But the peptide itself is flawless.

Aug 29, 2025
Verified
Ross G.·Copenhagen, Denmark

Thymosin Alpha 1 arrived in 2 business days. Cold packs frozen, packaging secure and professional.

Feb 16, 2026
Verified
Kojo I.·Chicago, IL

Lyophilized Thymosin Alpha 1 was a perfect white puck — dissolved in seconds. No residue. Better T-cell function.

Dec 18, 2025
Verified
Michael S.·Monterrey, Mexico

Ordered, shipped fast, great quality. Thymosin Alpha 1 from MiPeptidos is the move.

Aug 21, 2025
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Grant L.·Norfolk, VA

Best Healing / Recovery source I've used. Thymosin Alpha 1 quality is superb.

May 3, 2025
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Thea R.·Seattle, WA

Cold chain packaging for Thymosin Alpha 1 gave me confidence. Ice packs still frozen after 3 days in transit.

Jun 23, 2025
Verified
Cooper J.·Barcelona, Spain

The Thymosin Alpha 1 brochure is incredibly well-done. Downloaded both English and Spanish versions. Comprehensive.

Dec 10, 2025
Verified
Chiara F.·Jacksonville, FL

Lab-grade Thymosin Alpha 1. The analytical documentation puts MiPeptidos above every competitor. Stronger immune response.

Jan 27, 2026
Verified
Neil G.·San Diego, CA

Best price-to-quality ratio for Thymosin Alpha 1 I've found. Other suppliers charge 30-40% more for same purity. Stronger immune response.

Jun 16, 2025
Verified
Gavin Z.·Jacksonville, FL

Thymosin Alpha 1 — excellent purity, fast shipping. Stronger immune response. Five stars.

Dec 31, 2025
Verified
Lucas F.·Richmond, VA

Great Thymosin Alpha 1. Better T-cell function. Would give 5 if the site had a dark mode toggle. Product and protocol info are fantastic.

Nov 24, 2025
Verified
Fernando O.·Lima, Peru

The Thymosin Alpha 1 mechanism of action section helped me understand why this peptide specifically. Not just what — but why.

Mar 2, 2026
Verified
Jasper H.·Pittsburgh, PA

Third vial of Thymosin Alpha 1 — consistency is remarkable. Same clear reconstitution every time. Stronger immune response.

Jul 14, 2025
Verified
Fiona J.·Columbus, OH

Switched from a "cheaper" Thymosin Alpha 1 source. Immediately noticed the quality difference. Stronger immune response.

Aug 6, 2025
Verified
Jade Z.·Seoul, South Korea

Quality control on Thymosin Alpha 1 is clearly a priority. Batch tracking, full COA, proper cold chain.

Sep 28, 2025
Verified
Ivan G.·Greensboro, NC

COA showed 99.4% purity via HPLC. Not just marketing — Thymosin Alpha 1 performs accordingly. Better T-cell function.

Sep 10, 2025
Verified
Ava E.·Bangkok, Thailand

Week 6 of Thymosin Alpha 1. Better T-cell function. Love having the detailed protocol rather than guessing.

Jan 29, 2026
Verified
Keith A.·Raleigh, NC

Third order of Thymosin Alpha 1. Recommended MiPeptidos to several colleagues. Quality speaks for itself.

May 29, 2025
Verified
Destiny F.·Houston, TX

Received Thymosin Alpha 1 internationally — everything perfect. Discreet packaging, thermal protection, fast transit.

Jul 28, 2025
Verified
Akua F.·Tokyo, Japan

Crystal clear reconstitution. That's my litmus test and Thymosin Alpha 1 passed easily. Better T-cell function.

Jan 6, 2026
Verified
Cassidy D.·Stockholm, Sweden

Every batch of Thymosin Alpha 1 I've ordered has been consistent. Purity, appearance, reconstitution — on point. Stronger immune response.

Oct 10, 2025
Verified
Paige D.·Tucson, AZ

El Thymosin Alpha 1 se reconstituyó instantáneamente — alta pureza. Better T-cell function. Guía de protocolo me ayudó enormemente.

Apr 12, 2025
Verified
Derek O.·Seattle, WA

Satisfecho con Thymosin Alpha 1. Better T-cell function. Checkout en móvil podría ser más fluido. Producto: excelente.

Nov 20, 2025
Verified
Jared Z.·Dubai, UAE

Buen Thymosin Alpha 1. Stronger immune response. Cuatro estrellas porque envío tardó un día más. Calidad del producto impecable.

Oct 31, 2025
Verified
Darren Z.·Colorado Springs, CO

The Thymosin Alpha 1 brochure is incredibly well-done. Downloaded both English and Spanish versions. Comprehensive.

Apr 14, 2025
Verified
Sierra Y.·Colorado Springs, CO

Thymosin Alpha 1 protocol, week 4: Stronger immune response is happening. Following the dosing schedule exactly. Quality consistent throughout.

Sep 24, 2025
Verified
Russell Z.·Vienna, Austria

Finished one cycle of Thymosin Alpha 1. Better T-cell function. Taking the recommended break before round two.

Jan 21, 2026
Verified
Justin L.·Mumbai, India

Pedí Thymosin Alpha 1 y llegó en perfecto estado. Información del protocolo increíblemente detallada. Better T-cell function. Volveré a pedir.

Nov 27, 2025
Verified
Sky P.·Stockholm, Sweden

Thymosin Alpha 1 reconstituted perfectly, Stronger immune response. Wish they had a larger size option. Current sizes work though.

Apr 17, 2025
Verified
Faith T.·Houston, TX

For ≥99% purity Thymosin Alpha 1, full COA, protocol info, fast shipping — the price is honestly a steal. Better T-cell function.

Nov 23, 2025
Verified
Jack E.·Miami, FL

I appreciate that MiPeptidos links actual published studies on Thymosin Alpha 1. PMIDs I can verify. That transparency earned my trust.

Dec 9, 2025
Verified
Matteo A.·Madrid, Spain

El Thymosin Alpha 1 se reconstituyó instantáneamente — alta pureza. Better T-cell function. Guía de protocolo me ayudó enormemente.

May 4, 2025
Verified
Yuki W.·Boca Raton, FL

La pureza de Thymosin Alpha 1 de MiPeptidos es claramente superior. COA incluido demuestra la calidad. Stronger immune response.

Jul 8, 2025
Verified
Nash I.·Melbourne, Australia

Ordered Thymosin Alpha 1 three times and also tried four other peptides from MiPeptidos. Consistently excellent.

Jan 14, 2026
Verified
Alessandro D.·Norfolk, VA

Tried the cheaper Thymosin Alpha 1 first. You get what you pay for. MiPeptidos for quality, staying for consistency.

Apr 3, 2025
Verified
Michael Z.·Las Vegas, NV

Ordered, shipped fast, great quality. Thymosin Alpha 1 from MiPeptidos is the move.

Nov 1, 2025
Verified
Jayden G.·Tel Aviv, Israel

Thymosin Alpha 1 — excellent purity, fast shipping. Stronger immune response. Five stars.

Apr 19, 2025
Verified
Brent N.·Tel Aviv, Israel

The Thymosin Alpha 1 protocol bundle is a no-brainer. Stronger immune response. Excellent value.

Jun 3, 2025
Verified
Finn E.·Chicago, IL

The Thymosin Alpha 1 protocol bundle saves money and gives exactly what's needed. No quantity guessing.

Mar 6, 2026
Verified
Juliette Y.·Amsterdam, Netherlands

Thymosin Alpha 1 arrived faster than any supplement I've ordered. Professional packaging, proper temperature control.

Apr 19, 2025
Verified
Francesca V.·Charleston, SC

Completed 8 weeks of Thymosin Alpha 1. Stronger immune response and Better T-cell function. Will do another cycle after the break.

Aug 11, 2025
Verified
Kendall F.·Toronto, Canada

Fifth order of Thymosin Alpha 1. At this point it's automatic — I know the quality, I trust the source. Better T-cell function.

Oct 25, 2025
Verified
Trent I.·Boulder, CO

The Thymosin Alpha 1 10-pack deal was too good to pass up. Per-vial cost beats every competitor I checked.

Sep 13, 2025
Verified
Tiffany A.·Lima, Peru

Lyophilized Thymosin Alpha 1 was a perfect white puck — dissolved in seconds. No residue. Better T-cell function.

Aug 31, 2025
Verified
Ryu W.·Columbus, OH

After one full Thymosin Alpha 1 protocol, starting round two. Results were strong enough that reordering was a no-brainer.

Dec 8, 2025
Verified
Kwesi C.·Dublin, Ireland

Great Thymosin Alpha 1. Better T-cell function. Would give 5 if the site had a dark mode toggle. Product and protocol info are fantastic.

Feb 13, 2026
Verified
Caleb L.·Tampa, FL

Following the Thymosin Alpha 1 protocol exactly as described. Stronger immune response and Better T-cell function. Timeline has been accurate.

Apr 16, 2025
Verified
Miles B.·Durham, NC

Following the Thymosin Alpha 1 protocol exactly as described. Stronger immune response and Better T-cell function. Timeline has been accurate.

Jul 18, 2025

Preguntas Frecuentes

Thymosin Alpha 1 (CAS: 62304-98-7) is a research compound, with a molecular weight of 3108.28 Da in the Healing / Recovery category. Thymosin Alpha 1 is a naturally occurring thymic peptide that acts as an immunomodulator by enhancing T-cell maturation, differentiation, and function. It stimulates the production of Th1 cytokines (IL-2, IFN-gamma) while suppressing Th2 responses, activates dendritic cells and natural killer cells, and enhances antibody responses to vaccines. Researchers commonly investigate Thymosin Alpha 1 for Hepatitis B and C treatment (approved in some countries), Cancer immunotherapy adjunct, Vaccine response enhancement. Every vial from MiPeptidos includes batch-specific analytical documentation.
Thymosin Alpha 1 is available in 2 sizes (5mg, 10mg), so reconstitution volume depends on which vial you have. For the 5mg size, add 1-2mL of bacteriostatic water; for the 10mg size, use 2-3mL. Always let the vial warm to room temperature first, inject the water slowly along the vial wall, and swirl gently — never shake. Store reconstituted Thymosin Alpha 1 at 2-8°C and use within 30 days. MiPeptidos carries bacteriostatic water in 3mL and 10mL vials.
Thymosin Alpha-1 (28 amino acids, 3108 Da) and Thymalin/Thymulin (9 amino acids, 859 Da) are both thymic peptides but target different immune pathways. Thymosin Alpha-1 activates TLR9 signaling and enhances dendritic cell maturation for adaptive immunity — it is approved in over 30 countries for hepatitis B. Thymalin acts through zinc-dependent thymulin pathways to modulate T-cell differentiation. MiPeptidos carries both for thymic immunology research.
Store lyophilized Thymosin Alpha 1 at -20°C for maximum long-term stability — properly stored, it remains potent for 24+ months. Once reconstituted with bacteriostatic water, keep it refrigerated at 2-8°C and use within 30 days. In research applications, Thymosin Alpha 1 has a reported half-life of ~2 hours, which informs dosing frequency and protocol design. Avoid repeated freeze-thaw cycles and protect from direct light. MiPeptidos ships every order with cold-chain packaging to maintain integrity during transit.
Every Thymosin Alpha 1 order from MiPeptidos includes a batch-specific Certificate of Analysis. Our current batch (HR-THYM-2600215, tested March 15, 2026) shows 99.7% purity by HPLC, mass spectrometry confirmation at 3108.28 Da, endotoxin levels below 0.1 EU/mg, and passing sterility per USP <71>. This level of documentation ensures you can verify compound identity and purity before beginning your research. MiPeptidos also offers bulk pricing on orders of 50+ vials — contact info@mipeptidos.com.

Seguridad y Advertencias

CRÍTICO

Not FDA-approved in the United States

While approved in 35+ countries as Zadaxin (thymalfasin), TA1 does not have FDA approval. Research peptide forms are not pharmaceutical grade. All information is for research and educational purposes.

CRÍTICO

Contraindicated in organ transplant recipients

TA1 enhances T-cell immunity, which could trigger graft rejection in transplant patients on immunosuppression. Absolute contraindication for transplant recipients.

Solo para Fines de Investigación y Educación. No es consejo médico. No para consumo humano. Consulte a un médico autorizado antes de tomar cualquier decisión relacionada con la salud.