How to Combine Collagen and Glutathione for Radiant Skin Clinikally How to Combine Collagen and Glutathione for Radiant Skin Clinikally How to Combine Collagen and Glutathione for Radiant Skin Clinikally Can you use Glutathione and Vitamin C together? Absolutely! Glutathione, the powerful antioxidant produced by your body, pairs perfectly with Vitamin C. This combination acts as a protective barrier Warning! Taking Collagen + Glutathione at the Wrong Time Might Not Work