Definition of "phylloquinone" []

• A polycyclic aromatic ketone, based on 2-methyl-1,4-naphthoquinone. (noun)
• Vitamin K1 (noun)

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• "Low-dose supplements of vitamin K1, also known as phylloquinone, are sold in health food stores and over the Internet as a bone mass booster."
• "Vitamin K is a fat-soluble vitamin and is derived from either plants (phylloquinone or vitamin K1) or bacterial synthesis."
• "Vitamin K exists in two natural forms: vitamin K1, or phylloquinone, found largely in green leafy vegetables, as well as some vegetable oils, such as canola and soybean oils; and vitamin K2, or menaquinone, for which meat and cheese are the primary dietary sources."