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6. Nail it with spinach
Sure, Popeye showed off his muscles more than his manicure, but we’re pretty sure he had strong nails too. That’s because a diet packed with iron helps prevent common problems like ridges, depressions and soft, weak fingernails, which are all associated with iron deficiency and anemia. Other great foods for boosting your iron intake include oysters, red meat, dried fruit and beans.