is 4.5 mg ghk-cu too much PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r/SkincareAddiction GHK-CU aka the beauty peptide.,

This documents the HPLC-verified purity for the batch you receive

Description Immunocal Sport Glutathione Supplement The Worlds First Patented Glutathione Formula Built for Athletic Performance Built on the same clinically proven, patented Bonded Cysteine foundation that makes the original Immunocal the worlds most validated glutathione supplement, Immunocal Sport adds an exclusive Nitro Boost complex specifically developed for athletic performance

Beyond its direct role in neutralizing free radicals, glutathione is the indispensable engine driving Phase 2 liver detoxification

Because of these properties, GHK-Cu has been widely studied in dermatology and regenerative medicine