glutathione labeling by radioactivity The Preparation of Containing Radioactive Sulfur Modified melanin for intestinal radioprotection
Description
Prepare working solutions immediately before use

It functions as a direct tyrosinase inhibitor that binds to the copper ions essential for enzyme activity, effectively blocking melanin synthesis while also demonstrating antioxidant properties that provide additional skin protection benefits beyond simple pigmentation reduction

D.Pe'erD.et al (2011)

The challenge with taking NAD+ orally has always been bioavailability
