Absolutely, and in fact, Vitamin D and Glutathione injections work beautifully together. This combo is one of our most requested treatments at the clinic in Cirencester because it delivers both wellness and Vitamins & Drips Injector Boutique Vitamin C, D, and Glutathione Injections: Supporting Immunity from the Inside Out Syn Wellness Center 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