This compound has been studied for over 50 years. Most people discovered it last year on social media. In 1973, Dr. Loren Pickart identified GHK Cu while studying why young blood could GHK Cu for hair growth does it actually work?, Short answer: no., GHK Cu can be great for skin , but when it comes to hair growth, the evidence just isnt there., And this isnt just theory., As a Neurogan Health GHK Cu Copper Peptide Hair & Scalp Serum 4% Serum, 2 oz 60 mL TikTok Shop : . Dr. Shintre breaks down what it is and why it works. ? A copper based peptide that naturally occurs in your