MDPI PubMed Clinically proven safe long term (evidence: short duration small studies only, absence of multi year safety)
The investigators reported improvements in skin density, dermal thickness, laxity (firmness), and reduction of fine lines in the GHK-Cu arm compared with vehicle control over the 12-week treatment period [3]
Helps Reduce Accelerated Aging A powerful antioxidant, glutathione helps fight against free radicals
A dosage of 3 mg/day did not produce more notable side effects compared to the placebo group (Dalton et al., 2011)
The analysis was performed using gradient solvents as previously described [69]
Focus on areas of thinning, recession, or density loss first, then cover the rest of the scalp