5. Leafy greens
Leafy greens such as spinach and kale have been touted for their health benefits. It turns out they can promote oral health, too. Colgate’s Oral Care Center notes that leafy greens are high in calcium, which helps build your teeth’s enamel, and they contain folic acid, a type of B vitamin that has several health benefits and may even be able to treat gum disease in pregnant women.
