Glutathione Function in the Body 8 Ways to Boost Glutathione Glutathione is a natural antioxidant your body makes, and it can influence melanin production which is why it's sometimes marketed for skin brightening. Oral supplements are mostly broken down in the Amazon.com : Glutathione & Vitamin C Hydrating Body Lotion with Antioxidants for Skin Rejuvenation & Moisture Lock 150ml : Beauty & Personal Care The reason some people stay sick despite treatment often comes down to one molecule. Glutathione is the most abundant antioxidant inside your cells. It protects mitochondria, recycles other antioxidants, and repairs