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Nutrition science

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Are Vitamin Supplements Necessary?

Susan Bowerman answers the important question: are vitamin supplements necessary? Well, it depends on how your body stores these vitamins, and how much you eat every day, but it is still a good idea to take vitamins even then. Many…

How Nutrition Builds the Immune System

Dr. David Heber explains the connection between nutrition and the immune system. Your immune system cannot function healthily without proper nutrients. This video helps explain why nutrients are important, and how you can use nutrition to support your overall health.…