COMING SOON! Our article about the safety of collagen usage while breastfeeding debuts later this week. Collagen, used in cosmetic treatments, is often taken as an oral supplement for the reduction of Collagen Glutathione Mamara naturals skincare Catlog Collagen peptides and breastfeeding ok? anyone do it? Is Glutathione Safe for Pregnant and Breastfeeding Women? INJA Wellness Are Vitamin E, Collagen, and Glutathione Safe for Breastfeeding Moms? Expert Explains