Vitamin D3 Injection (50,000 IU mL) D3 Shots Antioxidant Functions of Vitamin D and CYP11A1 Derived Vitamin D, Tachysterol, and Lumisterol Metabolites: Mechanisms, Clinical Implications, and Future Directions POWER PAIR GLUTATHIONE & VITAMIN D An important connection Studies have shown that adequate levels of glutathione are important for the bioavailability of vitamin D absorption. Meaning, if you don't POWER PAIR GLUTATHIONE & VITAMIN D An important connection Studies have shown that adequate levels of glutathione are important for the bioavailability of vitamin D absorption. Meaning, if you don't