Amazon.com: Glutanex Melanin Blocking Sun Stick SPF 50+ PA++++ With Glutathione : Beauty & Personal Care Does Glutathione Reduce Melanin? Glutone Can Glutathione Lighten Skin ? The Glutathione Derivative, GSH Monoethyl Ester, May Effectively Whiten Skin but GSH Does Not Glutathione: Glutathione not only decreases the melanin (pigmentation) in your skin, but has also been found to decrease wrinkles and increase skin elasticity. Glutathione works on the skin pigment production by inhibiting