Overview Vitamin K1 (phylloquinone) is the primary dietary form of vitamin K, synthesized by plants and found abundantly in leafy green vegetables. It is distinct from vitamin K2 (menaquinones), which is covered in a separate monograph. Vitamin K is essential for the carboxylation of glutamate…
In the full monograph
- What it is, and how it works
- What the evidence shows — randomized trials, observational data, animal studies, graded and cited
- Dose, form, and timing
- What to expect, and how soon
- Who should be careful, and what to check first
- The verdict
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