ByDr. Brennan Commerford, Chiropractic Physician·Last reviewed: April 2026

Best Form of Vitamin K2 (as Menaquinone-7)

Ranked by absorption, bioavailability research & formulary tier

Quick Answer

What is the best form of Vitamin K2 (as Menaquinone-7)?

MK-7 is our #1-ranked form of Vitamin K2 (as Menaquinone-7) with T1 Preferred status and Best Absorption bioavailability. We scored 1 forms using peer-reviewed absorption data.

✓ Top Pick: MK-7

1forms scored

Vitamin K2 (as Menaquinone-7) Forms Ranked

  1. 1
    Top PickT1 Preferred

    Vitamin K2 (as MK-7)

    Form: MK-7

    Highest bioavailability, preferred formulary form — best absorption

    88/ 100Gold Standard

Why Form Matters for Vitamin K2 (as Menaquinone-7)

Not all forms of Vitamin K2 (as Menaquinone-7) are equal. The form determines how efficiently your body absorbs and uses the nutrient. Lower-quality forms — often found in mass-market supplements — can have dramatically lower bioavailability than premium alternatives.

FormulaForge ranks each form using a 100-point absorption score that combines bioavailability percentage, formulary tier classification, relative multiplier versus the gold-standard form, and our S1–S4 bioavailability tier. T1 Preferred forms represent the best available evidence for absorption efficiency.

Frequently Asked Questions

What is the best form of Vitamin K2 (as Menaquinone-7)?
MK-7 is our top-ranked form of Vitamin K2 (as Menaquinone-7). It holds T1 Preferred status in our formulary, indicating Best Absorption bioavailability based on peer-reviewed absorption research. We ranked 1 forms to determine this.
Which form of Vitamin K2 (as Menaquinone-7) has the best absorption?
MK-7 has the best absorption of all ranked Vitamin K2 (as Menaquinone-7) forms, earning an Best Absorption bioavailability rating. Absorption varies significantly between forms — up to twofold differences have been documented in clinical research.
How does FormulaForge rank Vitamin K2 (as Menaquinone-7) forms?
We score each form using a four-factor model: bioavailability percentage (40 pts), formulary tier (25 pts), bioavailability multiplier vs. gold standard (20 pts), and bioavailability tier classification (15 pts). Scores are out of 100. Our formulary is reviewed by Dr. Brennan Commerford, Chiropractic Physician.

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FormulaForge formulates and sells supplements containing the ingredients discussed on this page. Our formulary recommendations are based on peer-reviewed bioavailability research. All cited studies are independently verifiable.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.