For research use only. Not for human consumption. Not medical advice — consult a licensed clinician.

Independent test result

Thymosin Beta-4

by Simple Peptide· batch TB1012222025-J

99.33 %

measured purity(HPLC)· February 3, 2026

HPLC purity
99.335
Net peptide content
10.19

How this batch compares

This batch measured 99.33%, 0.14 pts below Simple Peptide's average of 99.47% for this peptide over 12 batches, and 0.07 pts above the all-vendor average of 99.27% across 92 COAs from 25 vendors.

74.5% 100.0%
This batch 99.33% Vendor avg (12 batches) 99.47% Peptide avg (92 COAs) 99.27%
Where to buy

Product pages for this peptide at Simple Peptide