SS-31

83 studies on SS-31 curated from PubMed, ClinicalTrials.gov, and EuropePMC. Updated daily.

We tested 61 SS-31 batches across 31 manufacturers

Independent certificate-of-analysis evidence from third-party labs — the data behind the studies. Updated as new COAs are verified.

99.58%
Avg purity
61
Batches tested
31
Manufacturers
6
Underdosed >10%
ManufacturerBatchesAvg purity
Allen Biotechnology Co Abc 7 99.35% View COA →
(unknown) 6 99.79% View COA →
GYC 6 99.44% View COA →
Qingdao Sigma Chemical 4 99.77% View COA →
Top Peptide 3 99.9% View COA →
FSD 3 99.79% View COA →
Barn 2 99.83% View COA →
ASC 2 99.8% View COA →

Recent certificates: #11900 (99.727%) · #13513 (99.699%) · #12219 (99.843%) · #14591 (99.811%) · #10175 (99.743%) · #11908 (99.74%)

Vendors who tested SS-31

Manufacturers with published third-party certificates of analysis for SS-31. Open a vendor to see every batch we've verified.

ABC 7 COAs · 99.4% avg GYC 6 COAs · 99.4% avg QSC 4 COAs · 99.8% avg TOP 3 COAs · 99.9% avg FSD 3 COAs · 99.8% avg ASC 2 COAs · 99.8% avg BARN 2 COAs · 99.8% avg MKM 2 COAs · 99.8% avg QYC 2 COAs · 99.8% avg APS 2 COAs · 99.7% avg MIX 2 COAs · 99.7% avg CHP 1 COA · 99.9% avg