Arugula and Spinach
Arugula: One cup of these spicy, fresh greens offers 32 mg of calcium and is also high in vitamin A.
If you're not a fan, swap it with . . .
Spinach: A one-cup serving of these deeply colored greens offers 29.7 mg of calcium and over five times the amount of vitamin A, which is well over the recommended daily amount. For an added bonus, spinach also offers a decent amount of folate.