What are the best vitamins and extracts for reducing hair loss, and supporting healthy hair growth? Hair supplements are hugely popular among men and women who suffer from thinning hair. These types of supplements contain key vitamins and extracts that can help reduce excessive hair shedding, and support the function of healthy hair growth. Hair supplements can also act as a safe and effective alternative to harsh medications, which further enhances their appeal. Here, we look at some of the most effective vitamins and extracts for hair health. Hair Growth Vitamins There are several vitamins that are known to support healthy hair growth: Vitamin A It helps in the production of sebum, which is an oily substance that moisturizes the scalp and keeps hair healthy. Foods rich in Vitamin A include sweet potatoes, carrots, spinach, and kale. Vitamin B7 (Biotin) It is essential for the production of keratin, a protein that forms the structure of hair. Biotin is found in foods such as eggs, nu