Peptide LibraryImmune Support
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5 Peptides

Immune Support

Your immune system is your body's army. These peptides help keep that army well-trained and ready. Some come directly from the thymus gland — the organ that produces immune cells. They can help when your immune system is underperforming (too many infections) or overperforming (chronic inflammation).

Featured — Most Studied Immune-Modulating Peptide
Most Studied Immune-Modulating Peptide
Thymosin α1 · Tα1 · Zadaxin

Thymosin Alpha-1

Thymosin Alpha-1 is the most clinically validated immune peptide in the world, with over 30 years of human trial data across cancer, HIV, hepatitis, and sepsis. It works by activating T-cells and dendritic cells — the core commanders of your immune system — and is approved as a prescription drug (Zadaxin) in 35+ countries. It is the gold standard for immune optimization.

T-Cell ActivationThymic FunctionAntiviralApproved in 35+ Countries
View Full Profile Compare vs. BPC-157
35+
Countries where Zadaxin is approved
1.6 mg
Standard dose 2x per week
30 yrs
Human clinical trial data
All Immune Support Peptides