BioStacks
Natural Factors

Vitamin K2, 120 mcg, 60 Vegetarian Capsules

1 Capsule

iHerbAmazon

Best for

Heart

Ingredients (1)

Vitamin K2

100%

Dose

120 mcg

Target

90–200 mcg

Form

Premium

Other Ingredients (4)

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.

How to Take It

Take it anytime

Fat-soluble — take with a meal containing fat for better absorption. Time of day doesn't matter.

With a meal containing fat

On the label

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

General guidance based on the ingredients, not a substitute for the label or your doctor.

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.

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