CLASSIFICATION: IMMUNE-MODULATING PEPTIDE
ACTIVE SUBSTANCE: THYMOSIN ALPHA-1
FORM: LYOPHILIZED POWDER (2 ML VIAL x 10 MG)
ACTIVE HALF-LIFE: APPROX. 2 HOURS
DOSAGE: 2–6 MG PER WEEK (RESEARCH USE ONLY)
ACNE: NO
WATER RETENTION: NO
HIGH BLOOD PRESSURE (HBP): NO
HEPATOTOXICITY: NONE
AROMATIZATION: NO
MANUFACTURER: PEPTIDE HUBS
LABORATORY TESTED: VIEW LAB RESULTS
Thymosin Alpha-1 (Tα1) is a synthetic 28-amino acid peptide fragment derived from prothymosin alpha, designed to support immune regulation, enhance host defense mechanisms, and balance T-cell activity. Supplied in a 10 mg (2 mL) vial by Peptide Hubs, this higher-dosed research format enables extended protocols or high-demand studies, particularly in cancer immunology, viral defense, and anti-aging models.
Thymosin Alpha-1 is a naturally occurring thymic peptide known for modulating both innate and adaptive immunity. It activates T lymphocytes and natural killer cells while helping regulate inflammatory cytokines. Research has explored its potential in combating viral infections, supporting vaccine efficacy, and enhancing immune function during aging or chronic illness. According to data published on PubMed, Tα1 can influence toll-like receptors and dendritic cell activity, making it a compelling candidate for modern immunotherapy research.

In laboratory studies, Thymosin Alpha-1 is typically used at 2–6 mg per week, administered subcutaneously in divided doses (e.g., 1–2 mg every 2–3 days). Research cycles vary from 2 to 6 weeks depending on the study focus. This 10 mg vial is well-suited for prolonged research timelines or multiple subject groups.
Thymosin Alpha-1 is often combined with other immune or regenerative peptides to maximize multi-pathway modulation:
Thymosin Alpha-1 is non-hormonal and has demonstrated a strong safety profile in animal and early human trials. It is not associated with liver or kidney toxicity, and it does not influence testosterone, estrogen, or growth hormone pathways. It is important to note that this peptide is for research use only and is not approved by the FDA for human consumption.
Peptide Hubs offers fast and secure USA domestic shipping on Thymosin Alpha-1 10 mg and all peptides in our catalog. All batches are manufactured in GMP-compliant labs and subject to strict quality controls. For extended immune support research, consider combining with SS-31 to explore mitochondrial and immunological synergy.
Thymosin Alpha-1 is studied for its immunomodulatory effects, especially in viral defense, cancer immunity, and anti-aging applications.
It is commonly administered subcutaneously at doses of 1–2 mg multiple times per week, depending on the protocol.
Yes, it is frequently stacked with peptides like Thymalin, Selank, or GHK-Cu for comprehensive immune and regenerative support.
No, Thymosin Alpha-1 is not FDA-approved and is intended strictly for research purposes only.
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CLASSIFICATION: RESEARCH PEPTIDE / IMMUNE MODULATOR
ACTIVE SUBSTANCE: THYMOSIN ALPHA-1
FORM: 2 ML VIAL x 10 MG (LYOPHILIZED POWDER)
ACTIVE HALF-LIFE: APPROXIMATELY 2 HOURS
DOSAGE: 1-2 MG, 2-3 TIMES PER WEEK
ACNE: NO
WATER RETENTION: NO
HIGH BLOOD PRESSURE (HBP): NO
HEPATOTOXICITY: NO
AROMATIZATION: NO
MANUFACTURER: DRAGON PHARMA
CLASSIFICATION: RECOMBINANT HUMAN GROWTH HORMONE (rHGH)
ACTIVE SUBSTANCE: SOMATROPIN
FORM: 1 PRE-FILLED PEN x 36 IU (12 MG)
ACTIVE HALF-LIFE: ~3.5 HOURS (SUBQ)
DOSAGE: 1–4 IU/DAY FOR ANTI-AGING; 4–8 IU/DAY FOR FAT LOSS OR PERFORMANCE
WATER RETENTION: POSSIBLE (DOSE DEPENDENT)
HEPATOTOXICITY: NONE
AROMATIZATION: NO
MANUFACTURER: PFIZER
CLASSIFICATION: RECOMBINANT HUMAN GROWTH HORMONE (r-hGH)
ACTIVE SUBSTANCE: SOMATROPIN (R-HGH)
FORM: 1 CARTRIDGE x 15 MG
ACTIVE HALF-LIFE: ~2–3 HOURS
DOSAGE: MEN 4-10 IU/DAY
ACNE: POSSIBLE
WATER RETENTION: POSSIBLE
HIGH BLOOD PRESSURE (HBP): MAY INCREASE VIA FLUID RETENTION
HEPATOTOXICITY: NONE TYPICAL
AROMATIZATION: NONE
MANUFACTURER: NOVO NORDISK
CLASSIFICATION: GONADOTROPIN (LH RECEPTOR AGONIST)
ACTIVE SUBSTANCE: HUMAN CHORIONIC GONADOTROPIN
FORM: 1 LYOPHILIZED VIAL x 5000 IU + PROVIDED SOLVENT
ACTIVE HALF-LIFE: ~24–36 HOURS
DOSAGE: MEN 500-1000 IU
ACNE: POSSIBLE
WATER RETENTION: POSSIBLE
HIGH BLOOD PRESSURE (HBP): MONITOR IF AT CV RISK
HEPATOTOXICITY: NONE TYPICAL
AROMATIZATION: INDIRECT
MANUFACTURER: IBSA
CLASSIFICATION: PEPTIDE HORMONE / HCG
ACTIVE SUBSTANCE: HUMAN CHORIONIC GONADOTROPIN
FORM: 1 ML AMP x 5000 IU
ACTIVE HALF-LIFE: ~3–6 DAYS
DOSAGE: 250–1000 IU 2–3x/WEEK (ON-CYCLE or PCT)
ACNE: POSSIBLE
WATER RETENTION: MODERATE
HIGH BLOOD PRESSURE (HBP): UNLIKELY
HEPATOTOXICITY: NONE
AROMATIZATION: INDIRECTLY ELEVATES ESTROGEN
MANUFACTURER: SUN PHARMA