Low Calorie Foods
25 Shockingly Low-Calorie Foods
How many calories are in spinach?
You'd have to eat 15 cups of Popeye's favorite snack just to crack 100 calories. In addition to being rich in vitamin K, calcium, phosphorus, potassium, zinc and selenium (what disease prevention shows promise with this?), spinach contains a hormone that allows muscle tissue to repair itself faster, according to a test tube study conducted by Rutgers University researchers.