Hair loss affects both men and women and has multiple underlying causes — from nutritional deficiencies and hormonal imbalances to genetic factors. Our team reviews hair growth supplements by examining evidence for ingredients like biotin, saw palmetto, pumpkin seed oil, and marine collagen against published dermatology research.
We evaluate whether products address documented mechanisms of hair thinning or simply combine popular ingredients without evidence-based formulation. Our health guides on hair loss also cover lifestyle and dietary factors supported by research.
Hair: Find useful insights on hair nutrition, scalp wellness, vitamins, and lifestyle practices for maintaining healthy-looking hair.