Introductory Material

Nitrogen is a non-metal element, a component of the air that we breathe, and living plants and animals. Although nitrogen is essential to human health, in some forms this element may be responsible for carcinogenic activity. Should you be concerned?

Chromium has been identified as an essential trace mineral and is thought to be involved in glucose metabolism. What else is known about this metal mineral and how much do you need each day?

Fluoride, a trace mineral, is typically associated with the health of your teeth and is a common component of toothpastes and mouth washes. However, tooth health is not the only function of fluoride in your body.

Your body contains small amounts of manganese which is essential for good health and required in many metabolic processes. Although manganese deficiency is rare, following diets that are low in plant foods may reduce your intake of manganese.

Nutrition recommendations suggest people consume 2 or more servings of fish each week. What do you need to know about fish and seafood to enable you to make eating for health selections?