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Promising · 5.9/10

Thymalin

Evidence C · mixed evidence ▼ 12.4% momentum 🥇 First scout open
5.9/ 10

Thymalin is a bovine-thymus peptide extract studied for immune restoration and aging, scoring 5.1 (Neutral). Its strongest claim, a 2 to 4 fold elderly mortality drop per Khavinson 2003, is real but single-source and never independently replicated in the West. Read the full breakdown →

The prediction game

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Related reading

Ring Promising Momentum 12.4% Updated Jul 20, 2026 How the Index ranks →

Verdict by Nick Urban, host of the High Performance Longevity podcast.

For education only, not medical advice. Supplements, peptides, and protocols can interact with medications and conditions. Talk to a qualified clinician before starting anything here.