Independent test result
Glutathione
by Ion Peptide· batch GLUL5-122925
99.73 %
measured purity· December 30, 2025
How this batch compares
This batch measured 99.73%, right at Ion Peptide's average of 99.70% for this peptide over 31 batches, and 0.15 pts above the all-vendor average of 99.58% across 68 COAs from 17 vendors.
98.6% 100.0%
This batch 99.73% Vendor avg (31 batches) 99.70% Peptide avg (68 COAs) 99.58%