Dr. Randy Baker Dr. Baker. Hair skin & nails: Many nutrients are needed for healthy hair, skin and nails. While biotin may help with those who are deficient, biotin deficiency is rare. Hair, skin and nails vitamins generally contain biotin along with a mulitivitamin and other nutrients that support health. There may be multiple products named Hair Skin and Nails but one of the better ones is Nature's Bounty Optimal Solutions. ...Read more.