Eating healthfully can improve looks even more so than makeup and cosmetic surgery. Instead of spending thousands on designer makeup or invasive surgeries, try this free method of incorporating a handful of rejuvenating foods into your diet. Nail health and skin health are vital not only for looking and feeling healthy, but can also indicate quality of overall health. For shinier hair and stronger nails, try utilizing these 5 foods to improve skin, hair, and nail health.