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Natural Factors

Vitamin K2, 120 mcg, 60 Vegetarian Capsules

1 Capsule

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What it does

Vitamin K

Mixed formsGrade —

Supports normal blood clotting and activates proteins involved in maintaining bones.

Heart
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Ingredients (1)

Other ingredients

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Capsule ShellCapsule

Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.

Lab testing

How to take it

With a meal containing fat

On the label

1 capsule per day with food or as directed by a health professional.

Price check

$13.97

$10$20$50

Cheaper than 77% of 144 vitamin K supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

Not medical advice. Consult your healthcare professional.

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