Functions and Role
Science-backed information on how specific nutrients and compounds maintain the proper functioning of body systems.
Zinc Benefits: Signs of Deficiency, How Much You Need, and the Best Food Sources
Zinc is one of the most important trace minerals in your body — and it’s the second most...
Vitamin E Benefits: What It Does for Your Body (and How Much You Need)
Roughly 84% of US adults fall short of the recommended vitamin E intake — and most people have...
Vitamin C: What It Actually Does in Your Body — and What the Science Really Says
Vitamin C is one of the most famous nutrients on the shelf — and one of the most...
Vitamin D: What It Actually Does, the Signs You’re Low, and How Much You Really Need
National survey data (NHANES) suggests that roughly 4 in 10 American adults are short on vitamin D —...
Iron in the Body: A Complete Guide to Functions, Deficiency, and Dietary Sources
Iron deficiency is the most common micronutrient deficiency worldwide. According to the World Health Organization (WHO), up to...
Calcium: Functions and Role in the Body — What Science Says
Calcium is the most abundant mineral in the human body — and at the same time, one whose...
Magnesium: Functions and Role in the Body
Magnesium is one of the most abundant minerals in the human body — and at the same time,...
Vitamin A: Functions and Role in the Body
Vitamin A is one of the most underestimated nutrients, whose deficiency often hides behind symptoms that people typically...
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