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Ahead, Horstman, along with nutritionists Serena Poon and Mia Rigden, breaks down the best foods for stronger nails and hair, along with a few highly recommended vitamins and supplements.
“Sunflower seeds are rich in a B vitamin called biotin,” explains Poon. There is some research to suggest that biotin may support hair and nail health. Seeds also contain magnesium—a deficiency in magnesium can hinder nail growth.
“Your body transforms this nutrient into vitamin A, which supports sebum production that keeps your hair looking healthy,” Poon explains.
“It plays an essential role in hair health,” Poon explains. “Your body does not produce vitamin D and it is difficult to get from food, especially if you eat a plant-based diet. I often recommend a high-quality vitamin D supplement for a variety of reasons, which would include hair health.”
An Omega-3 Fatty Acid
“Omega-3 supplements may support hair growth,” Poon shares. “Some contribute lustrous hair and strong nails to a diet rich in omega-3 fatty acids. If you aren’t eating enough omega-3 fatty acids in your diet, you might consider supplementing with high-quality products.”