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.
Vitamin K is an essential vitamin that is needed by the body for blood clotting and other important processes. Preventing bleeding problems in newborns with low levels of vitamin K (hemorrhagic disease). Giving vitamin K1 by mouth or as an injection into the muscles can prevent bleeding problems in newborns.