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8

Ingredient · Vitamin Mineral

K1

Cleaner · 8/10, higher is cleaner

How we reached this

Vitamin K1 (phylloquinone) — fortification nutrient.

Sources · 1

Products containing this · 1

About this rating

Ratings run 1–10, higher is cleaner, and are set editorially against the sources above — see the methodology page for how an ingredient rating becomes part of a product score. Last reviewed 2026-08-16.