Your skin is the largest organ in your body and anti aging is the name of the game! But, GHK cu is treating so much more than just wrinkles, this is for cellular health, My Reta & GHK Cu Peptide Stack: Dosage, Benefits & Skincare Glow Up! Ghk Protocol Peptide Dosage Protocol TikTok Your liver plays a critical role in hormone metabolism, immune balance, and detoxification. In Hashimoto's, the liver can become sluggish due to chronic inflammation, poor gut health, and an increased toxin burden.