Whole food supplements are ideal for health as you get all the nutrients your body needs through natural food sources. Doctors recommend that you eat a variety of foods for nutritional synergy. Ruby Reds contains over 50 natural ingredients - lots of delicious fruits combined with probiotics and enzymes, along with dietary fiber. Ruby Reds taste delicious on its own, or can be mixed with milk or yogurt to make a smoothie. It is packed with nutrition and yet is less than 30 calories per serving. It does not contain Vitamin K.