The actual collagen can be consumed during the menstrual period. 1, on the one hand, the collagen itself will not affect the normal menstrual period, the cycle, the amount of menstruation, and will not cause dysmenorrhea. 2, on the other hand, the appropriate amount of collagen during the menstrual period can help enhance skin elasticity, prevent the formation of skin wrinkles, and also increase the supply of collagen in the breast area, helping to enhance the elasticity of the breast. The actual fact is that you can find a lot of people who have been in the marketplace for a long time, and you can also find a lot of people who have been in the marketplace for a long time.