Nizoral A-D Anti-Dandruff Shampoo is a popular choice on Amazon for those experiencing hair loss due to dandruff or scalp conditions. This shampoo contains ketoconazole, an antifungal ingredient that helps to eliminate dandruff and reduce scalp inflammation. By treating the underlying scalp issues, Nizoral A-D can help promote healthier hair growth and prevent further hair loss. It is a highly recommended product for those dealing with both dandruff and hair loss.