Zooki Liposomal Glutathione Capsules Supplements H&B Glutathione for Hyperpigmentation: How Does It Work? Glutathione facts: 1. Glutathione is an important antioxidant in the body that helps protect cells from damage caused by free radicals. It is found in almost every cell and is composed of Oral glutathione tablets may be easily accessible, but did you know they offer only 30% absorption? Dr Charu Sharma, Head of Dermatology at Cureskin, explains why Cureskin Gluta Active Bright is a Reduced L Glutathione 100 mg Capsules