the five best supplements that are pretty much Miracle-Gro for your hair and nails. With look say hello to glowing skin, shiny hair, and strong nails with the following supplements that have proven their efficacy in real life. Hydrolyzed Collagen is a type of protein that helps battle against dryness and brittleness of hair. Although abundant in our youth, the body's natural Collagen production typically slows at a rate of 1.5% per year after the age of 25. As this collagen production slows, the collagen fibers in the body become brittle and begin to break down resulting in many of the tell-tale signs of aging, such as loose, flaccid skin, wrinkles, ligament and tendon injuries, and osteoarthritis.* Silica can help to prevent hair thinning, restore vitality to hair and may even address hair loss. As you get older your body produces lower levels of silica so it is important to supplement your diet with silica for healthy hair.*