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Vitamin K2 100 mcg

Natural Factors
4.8
★ ★ ★ ★ ★
(8753 ratings)
Vitamin K 100 mcg
Product Image
Score95

A natural, natto-derived MK-7 supplement that provides 100 mcg for daily heart and bone health.

How scoring works
Quantity:60 Capsule(s) • (60 servings)
Goals:
Bone Health
General Health
Heart Health
Cardiovascular Support
Anti-Aging

Score 95

A natural, natto-derived MK-7 supplement that provides 100 mcg for daily heart and bone health.

How scoring works
$13.97($0.23 per serving)
iHerb
$ 13.97
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Analysis

This capsule provides Vitamin K2 as MK-7 sourced from natto, ensuring it is in a natural and effective form. Each serving delivers 100 mcg, which is a standard amount for maintaining bone density and cardiovascular wellness. It helps your body put calcium into your bones rather than letting it build up in your blood vessels.

The formula is simple and avoids unnecessary extras, making it a solid choice for basic nutritional support. It is a high-quality way to support your long-term heart health and structural integrity. Since it is in a capsule, remember to take it with food for the best possible absorption.

Pros

  • Naturally derived from natto
  • Clinical 100 mcg MK-7 dose
  • Supports healthy mineral levels
  • Great value for the price
  • Trusted brand for quality

Cons

  • Needs fat from a meal to work best
  • Only 60 capsules per bottle
  • Contains soy (from natto)

Warnings

  • Consult your doctor if you take blood thinners
  • Be aware of soy content if allergic
  • Best taken with your largest meal

Nutrient quality

94 Highest impact

MK-7 derived from Natto offers excellent bioavailability and is delivered at a clinical maintenance dosage. While capsules are standard, consuming with dietary fat is necessary for optimal fat-soluble nutrient uptake.

Ingredient transparency

99 Highest impact

Label clearly states the source of the MK-7 and the exact microgram amount for consumer clarity. Dosing instructions and non-active ingredients are fully disclosed and easy to navigate.

Customer satisfaction

95 Highest impact

Very strong rating from a large number of reviewers indicates high product reliability and user trust. Negative feedback is minimal and does not suggest any recurring quality or performance issues.

Value for money

91 Highest impact

Competitive pricing for a high-quality MK-7 source offers good value for health-conscious consumers. The cost per serving is reasonable given the clinically effective dosage and ingredient quality.

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Goals

Bone Health
Impact
Highest effect
A+ Goal FitA+ Strength of SupportC- CoverageA Formula Quality

This targeted supplement provides vitamin K2 as menaquinone-7 to support bone mineralization and calcium utilization. Vitamin K2 is a crucial regulator that directs calcium into the skeletal matrix and away from soft tissues.

The 100 mcg dose is well-aligned with clinical standards for maintaining bone mineral density. While it excels in its specific signaling role, it should be paired with structural minerals like calcium and magnesium for complete support.

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General Health
Impact
Highest effect
A- Goal FitA+ Strength of SupportC CoverageA+ Formula Quality

Features 100 mcg of vitamin K2 in the form of menaquinone-7 derived from natto. These ingredients support skeletal resilience and cardiovascular health by regulating calcium metabolism.

The MK-7 form is recognized for its superior half-life and bioavailability in the body. By directing calcium to the bone matrix and away from soft tissues, it provides critical foundational health support.

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Heart Health
Impact
Highest effect
A Goal FitA Strength of SupportC CoverageB+ Formula Quality

This Vitamin K2 supplement utilizes the bioactive MK-7 form to support arterial flexibility. It provides a clinically relevant dose to help prevent the buildup of calcium in the blood vessels, addressing a key aspect of long-term cardiovascular health.

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Cardiovascular Support
Impact
Highest effect
A Goal FitA Strength of SupportD+ CoverageA Formula Quality

Vitamin K2 as Menaquinone-7 targets the specific pathway of arterial calcium regulation to maintain blood vessel flexibility. A 100 mcg dose aligns with clinical targets for preventing calcification and supporting cardiovascular durability.

Derived from natto, this MK-7 form offers superior systemic half-life and biological activity compared to other forms of Vitamin K. It provides a specialized mechanism for long-term vascular health without unnecessary additives or cofactors.

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Anti-Aging
Impact
Highest effect
A- Goal FitA- Strength of SupportC CoverageA+ Formula Quality

Natural Factors Vitamin K2 (100 mcg) provides a focused dose of Menaquinone-7 derived from natural natto. This active form is essential for managing mineral metabolism and directing calcium away from the arterial walls.

The MK-7 subtype offers a superior biological half-life, ensuring consistent support for cardiovascular flexibility as one ages. It represents a targeted, high-quality strategy for preserving structural integrity in older populations.

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Ingredients

IngredientAmount per serving
Vitamin K2 (Menaquinone-7, Natto)
 100 mcg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Report overview
Vitamin K (Menaquinone-7, Natto) · 100 mcg OverallScore87
C+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
This Vitamin K2 supplement utilizes a high-quality MK-7 form derived from natto, ensuring great bioavailability. It delivers a clinical dose at a very affordable price, making it a strong choice for daily heart and bone health.
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