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 K1 (phytonadione) and vitamin K2 (menaquinone) are available in North America. Vitamin K1 is generally the preferred form of vitamin K because it is less toxic, works faster, is stronger, and works better for certain conditions.In the body, vitamin K plays a major role in blood clotting.ITAMIN K Side Effects & Safety. The two forms of vitamin K (vitamin K1 and vitamin K2) are LIKELY SAFE for most people when taken by mouth or injected into the vein appropriately. Most people do not experience any side effects when taking in the recommended amount each day.