Can Men Use Collagen for Hair Thinning? Exploring Collagen for Male Pattern Baldness
https://www.deltabookmarks.win/combining-collagen-with-topical-hair-treatments-collagen-and-rosemary-oil-for-hair-health
As of March 2024, about 53% of men over 40 in the U.S. report noticeable thinning hair or early signs of male pattern baldness