Healthletic BPC 157 Under Review: Best Body Protection Compound Oral Peptides with Science Backed Results As someone who logs 50+ vials a year, I'm picky with HPLC numbers. Here's the COA standard I look for. Three compounds in one vial: BPC 157, TB 500, GHK Cu. Each has independent published BPC 157 (acetate) (GEPPPGKPADDAGLV, Gly Glu Pro Pro Pro Gly Lys Pro Ala Asp Asp Ala Gly Leu Val, CAS Number: 1628202 19 6) Cayman Chemical BPC 157 + KPV