Vitamin K2 or menaquinone (MK) (/ˌmɛnəˈkwɪnoʊn/) is one of three types of vitamin K, the other two being vitamin K1 (phylloquinone) and K3 (menadione)...

includes two natural vitamers: vitamin K1 (phylloquinone) and vitamin K2 (menaquinone). Vitamin K2, in turn, consists of a number of related chemical subtypes...

Vitamin K deficiency results from insufficient dietary vitamin K1 or vitamin K2 or both. Symptoms include bruising, petechiae, and haematoma. Vitamin...

Vitamin D deficiency or hypovitaminosis D is a vitamin D level that is below normal. It most commonly occurs in people when they have inadequate exposure...

called vitamin K3. Use is allowed as a nutritional supplement in animal feed because of its vitamin K activity. Menadione is converted to vitamin K2 (specifically...

characteristic, a.k.a. haplogroup T Vitamin K2 Kardashev-2, a hypothetical civilization that uses all of the energy emitted by a star K2 (building), a residential...

Micronutrients are nutrients such as vitamins and minerals required by organisms in varying quantities throughout life to orchestrate a range of physiological...

retinoids are a class of chemical compounds that are natural derivatives of vitamin A or are chemically related to it. Synthetic retinoids are used in medicine...

For example, some strains of E. coli benefit their hosts by producing vitamin K2 or by preventing the colonization of the intestine by pathogenic bacteria...

Cyclopentenone prostaglandins may play a role in inhibiting inflammation Vitamin D3 and vitamin K2. Synthetic prostaglandins are used: To induce childbirth (parturition)...