Full article: Augmented Glutathione Absorption from Oral Mucosa and its Effect on Skin Pigmentation: A Clinical Review Glutathione can be administered in several ways, each with different absorption rates, effectiveness, and risks. , Here is the main routes:, 1. Intravenous (IV) Glutathione, Most effective Glutathione (G Shot) Booster Shots IV Add Ons Veda Hydration Detroit, MI HB Liposomal Glutathione Sublingual Tablet 30s Henry Blooms Lyuh Esther Liposome Glutathione Direct Ultra 9X 11.1g (370mgX30EA) 9X 11.1g (370mgX30)