ghk cu source reddit Topical ghk-cu : r/Biohackers What's the deal with "cosmetic"

In vitro studies using normal human epidermal keratinocytes revealed that treatment with glutathione amino acid precursors significantly increased both GSH and glutathione disulfide levels, leading to an improved GSH/glutathione disulfide ratio, which is a key indicator of cellular redox balance

For research purposes, formulation choice depends on the tissue target, desired bioavailability, and study endpoint (topical = localised skin effects

Conclusion Glutathione is known as the best antioxidant because it doesnt just fight free radicals it supports the entire antioxidant system of the body

Glutathione helps protect the brain against their ravaging effects