Independent test result
Retatrutide
by Skye Peptides· batch RET26-12-002
99.90 %
measured purity(HPLC)· April 15, 2026
- HPLC purity
- 99.897
- Net peptide content
- 13.1
New to reading a COA? See how to read a peptide COA →
How this batch compares
This batch measured 99.90%, 0.16 pts above Skye Peptides's average of 99.74% for this peptide over 9 batches, and 0.21 pts above the all-vendor average of 99.69% across 406 COAs from 53 vendors.
97.9% 100.0%
This batch 99.90% Vendor avg (9 batches) 99.74% Peptide avg (406 COAs) 99.69%
Compare pricing
See Retatrutide pricing across 53 verified vendors
Merit's price comparison page pulls current listings so you can cross-check purity history vendor by vendor before you buy.
Where to buy
Product pages for this peptide at Skye Peptides
From the same lot
Other tests in lot RET26-12-002
Same batch, independently tested. Cross-confirm the purity claim.