All vertebrates, including humans, require dietary sources of vitamin A, vitamin D, thiamin, riboflavin, vitamin B 6, and pantothenic acid; some vertebrates, particularly the more highly evolved ones, have additional requirements for other vitamins. Very few foods naturally have vitamin D. Fatty fish such as salmon, tuna, and mackerel are among the best sources.
Fortified foods like milk provide most of the vitamin D in American diets. Vitamins have diverse biochemical functions. Vitamin A acts as a regulator of cell and tissue growth and differentiation. Vitamin D provides a hormone-like function, regulating mineral metabolism for bones and other organs.
vitamin k source, The B complex vitamins function as enzyme cofactors (coenzymes) or the precursors for them. One type comes from animal sources of food. It helps you see at night, make red blood cells, and fight off infections. The other type is in plant foods. It helps prevent damage to cells and an eye...
vitamin k source, Vitamins and minerals are micronutrients required by the body to carry out a range of normal functions. However, these micronutrients are not produced in our bodies and must be derived from the food we eat. Vitamins are organic substances that are generally classified as either fat soluble or water soluble. Vitamins are made by plants and animals, while minerals come from the soil and water — both of which are essential for our bodies. What To Know About Vitamins and Minerals - Cleveland Clinic Health ... Vitamins are nutrients that are found in the foods we eat.
They’re needed for functions such as growth, metabolism, and nervous system activities. Often, a health-promoting diet can provide all...
