Other
Thymosin beta-4
Thymosin beta-4 is a small protein of 43 amino acids found in most human cells, where it binds actin, a building block of the cell skeleton.
What it is studied for
The strongest rated effects first. Bars show the size of the effect, the letter grades the evidence, and each rating lists the studies behind it.
Every rating with its studiesGrouped by health goal, with the publications behind each ratingWhy people take it
Fitness25%
Inflammation25%
Gut Health16.7%
Immune Support16.7%
Bone & Joint8.3%
Essential Health8.3%
SuppCo community snapshot, 2026-09-28. Reasons for use are not evidence that it works.