Purity Reports
Every batch. Third-party verified.
All Sculpt Labs peptides are independently tested for purity before being made available. Reports are conducted by Janoshik Analytical — one of the most respected third-party peptide testing laboratories in the world, trusted across the global research community.
We publish every certificate openly so customers can verify exactly what they are receiving. Purity across all products consistently tests above 98%.
Retatrutide 20mg Purity Report (Janoshik #77983)

99.093% Purity — HPLC Verified
Retatrutide 30mg Purity Report (Jun 2026)

99.678% Purity — HPLC Verified
Retatrutide 10mg Purity Report (Jul 2026)

99.556% Purity — HPLC Verified
Retatrutide Purity Report

≥98% Purity — HPLC Verified
GHK-CU Purity Report

≥98% Purity — HPLC Verified
Melanotan II Purity Report

≥98% Purity — HPLC Verified
Selank 5mg Purity Report

99.728% Purity — HPLC Verified
Semax 5mg Purity Report

99.005% Purity — HPLC Verified
Tesamorelin 10mg Purity Report

99.058% Purity — HPLC Verified
Retatrutide 10mg Purity Report (Earlier Batch)

99.397% Purity — HPLC Verified
CJC-1295 No DAC Purity Report

Verified — HPLC Analysis
MOTS-C 40mg Purity Report

99.115% Purity — HPLC Verified
BPC-157 10mg Purity Report

99.056% Purity — HPLC Verified
Questions about our testing process? Contact us at SculptPeps@gmail.com.
