Question 1

What was the tested purity of lot RETA9016?

Accepted Answer

Lot RETA9016 (Retatrutide) tested at 99.819% HPLC purity from Optima Supply, based on 2 Certificates of Analysis indexed by Disclosed Labs.

Question 2

Which lab tested lot RETA9016?

Accepted Answer

Lot RETA9016 was tested by Janoshik Analytical based on COA data in the Disclosed Labs corpus.

Question 3

Does lot RETA9016 appear on multiple vendors?

Accepted Answer

Yes — lot RETA9016 appears across 2 vendors in the Disclosed Labs corpus, which may indicate a reseller relationship or a recycled COA. The HPLC purity range across these COAs is 99.82%–99.82%.

Question 4

Was lot RETA9016 tested for endotoxin?

Accepted Answer

Yes — lot RETA9016 has at least one COA reporting an endotoxin (LAL) result: 0.004 ± 0.001 EU (below assay certainty range, <0.010 EU/ml). Endotoxin testing (USP <85> / LAL) is a safety panel that matters for injectable compounds.

Vendor	Peptide	Lab	Purity	Tests	Tested
Optima Supply	Retatrutide	Janoshik Analytical	99.82%	LALHM	2024-06-03	Detail →Source
Hydro Research Peptides	Retatrutide	Janoshik Analytical	99.82%	LALHM	2024-06-03

RETA9016

Cross-vendor collision detected

Tests reported