Hair grows from the follicles, and follicle cells are sensitive to nutrition deficiencies and toxins. Reducing toxins and increasing nutrients can help support healthy hair.

Thinning hair in men is very common with aging. But there are treatments and other products that can help cover and treat hair loss.

The best hair growth products of 2025, according to dermatologists We asked the experts about popular hair growth brands like Vegamour, Nutrafol and Hims.