15 Healthy Foods For Around $3

Source: Rosmarie Wirz / Getty
Spinach
Sautee it, throw it in soup, mix it into your omelet, add it to pasta, or have it raw as a salad – you can’t go wrong with Popeye’s favorite green. It’s loaded with vitamin A, C, and K, as well as folate. It’s actually one of the best sources of vitamin K. Plus it has iron and calcium for healthy bones.