TB-500: Benefits, Dosage, the BPC-157 Stack, and How to Get It in 2026 Medically reviewed by the Rite Aid Health Team Last updated July 30, 2026 TB-500 is a synthetic fragment of thymosin beta-4 studied for cell movement, soft tissue repair, and blood vessel formation
all tests were two-tailed and = 0.05 for each analysis
Laboratory markers provided additional encouraging data
Does not interact with known drug-metabolising enzymes, which reduces the probability of drug-drug interactions, but long-term metabolic consequences of sustained NNMT suppression in humans remain uncharacterised
Cognitive function and neuroprotection Selanks nootropic potential has been the subject of numerous rodent studies
Control of protein stability by post-translational modifications