An adequate supply of Vitamin C and B6 should always accompany any glutathione supplementation
Glutathione levels also fall with age, increasing oxidative stress
One study found some possible interactions among males who took glutathione as a skin treatment via an IV drip, including liver issues or infertility, which is why the FDA warned the public of the dangers of an injectable skin lightening agent
A double-blind, randomized controlled trial using 2% topical oxidized glutathione (GSSG) demonstrated significant skin-lightening effects after 10 weeks ( Watanabe et al., Clinical, Cosmetic and Investigational Dermatology, 2014 )
For athletes, having a clean source of vitamin C is non-negotiable because intense training temporarily increases the production of free radicals
It's Keto & Paleo Friendly