phylloquinon
Phylloquinon, also known as phylloquinone or vitamin K1, is a fat-soluble vitamin and the primary form of vitamin K obtained from plants. Its chemical structure features a naphthoquinone ring with a long phytyl side chain. Phylloquinon is the major plant-derived vitamin K and is complemented in the body by menaquinones (vitamin K2) produced by gut bacteria.
Functionally, phylloquinon serves as a cofactor for the enzyme gamma-glutamyl carboxylase, enabling the carboxylation of specific
Dietary sources and metabolism: Phylloquinon is abundant in leafy green vegetables such as spinach, kale, and
Intake, safety, and deficiency: General recommendations for adults are about 120 micrograms per day for men