Thymus-derived peptide
Thymosin Alpha-1
Also known as Thymalfasin
Human clinical trialsAn immune-signaling peptide approved as a medicine in some countries.
Evidence
Human clinical trials
Regulatory status
Not FDA-approved in the US.
Class
Thymus-derived peptide
What it is
Thymosin alpha-1 is a 28-amino-acid peptide originally isolated from the thymus, an organ central to immune development.
What the research shows
- Approved in a number of countries outside the US (as thymalfasin) for uses including hepatitis B and as an immune adjuvant.
- Human trials have studied it in infections and alongside vaccines.
Read the published research on PubMed →
Researched for
Thymosin Alpha-1 is not FDA-approved for the uses people commonly discuss. Its safety and effectiveness in people have not been established. Talk to a licensed provider before making any decision.
Educational content, not medical advice. This page does not recommend or dose any substance.
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