Nutrient Database

Vitamin K1 (Phylloquinone)

vitamin

Approved

General information about nutrients. No diagnosis, no medical advice. If you take medication, are pregnant or have a medical condition, talk to your doctor before taking supplements.

With fatty mealFasting safe

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Overview

The primary dietary form of vitamin K found in green leafy vegetables. Vitamin K contributes to normal blood clotting. Vitamin K contributes to the maintenance of normal bones.

Top 5 food sources

Kalespinachcollard greensbroccoliBrussels sprouts
Expert consensus: Strong

Adequate intake easily achieved through diet. Supplementation rarely needed except with certain medications.