Liposomal glutathione outperforms plain glutathione in uptake, cell regeneration and systemic availability: evidence from cellular and human models British Journal of Nutrition Cambridge Core Oral bioavailability An ABC of PK PD Glutathione is often called the master antioxidant and for good reason. This powerful molecule protects your cells from oxidative stress, supports detoxification, and strengthens the immune system. But as we age, Absorption, Safety, and Detoxification Effects of Oral Liposomal Glutathione Townsend Letter