An infant (from the Latin word infans, meaning unable to speak or speechless) is the very young offspring of a human or other animal. When applied to humans, the term is usually considered synonymous with baby or bairn (in Scottish English), but the latter is commonly applied to the young of any animal.
The Function of Vitamin K. Vitamin K refers to a group of vitamins which includes vitamin K1 and vitamin K2. Vitamin K1 is synthesized by plants. Vitamin K2 is mainly produced by both humans and animals, but also by bacteria found in the large intestine.
1 Vitamin K2 is an important fat-soluble vitamin that plays critical roles in protecting your heart and brain, and building strong bones. 2  It also plays an important role in cancer protection. 3  The biological role of vitamin K2 is to help move calcium into the proper areas in your body, such as your bones and teeth.s mentioned previously, magnesium is another important player to allow for proper function of calcium. As with vitamin D and K2, magnesium deficiency is also common, and when you are lacking in magnesium and take calcium, you may exacerbate the situation.