Dieticians Swear By These Collagen-Boosting Foods For Healthier Skin, Hair And Nails

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25. Spinach

Just one cup of spinach is enough to give you a sizable 54 percent of your daily dose of vitamin A. That’s particularly important for your hair, because vitamin A is vital to the production of sebum, an oily matter that moisturizes your scalp. Furthermore, spinach is packed with iron, which is key to hair growth.

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