Metabolic Maintenance Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules supplement bottle
Metabolic Maintenance

Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules

What We Researched
2 active ingredients analyzed · 2 inactive ingredients decoded · 2 retailers compared · Last updated: Mar 2026
84
Product Score Good
68
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 (25,000 IU as Cholecalciferol) 625 mcg 3125%
Vitamin K2 (as K2 MK-7) 45 mcg
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 (25,000 IU as Cholecalciferol) Good
  • Vitamin K2 (as K2 MK-7) Good
Other Ingredients Excellent

Fillers & Additives

  • Hydroxypropyl Methylcellulose
  • L-Leucine
Efficacy Poor

Dosage Analysis

  • Vitamin D3 (25,000 IU as Cholecalciferol) 625 mcg High
  • Vitamin K2 (as K2 MK-7) 45 mcg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 (25,000 IU as Cholecalciferol) 625 mcg 3125%
Vitamin K2 (as K2 MK-7) 45 mcg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hydroxypropyl Methylcellulose Safe

It is used as a capsule material or as a thickener.

L-Leucine Safe

It is included for its potential muscle-building and recovery benefits.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$38$37$36$35$34 Mar 12 $36.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Metabolic Maintenance

Founded 1984 · Sisters, Oregon, United States · 67 products · allergyresearchgroup.com/metabolic-maintenance

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source

Violation History

2 incidents
Prop 65 Lead2011-07-19Source
Lawsuit Failure to provide clear and reasonable warnings about exposure to lead in various supplement products.2011Source
Related Supplements
Frequently Asked Questions
Is Metabolic Maintenance Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules a good supplement?

Metabolic Maintenance Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules received a product quality score of 84/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients with 60 servings per container. All 2 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Metabolic Maintenance, holds a brand trust score of 68/100.

What are the ingredients in Metabolic Maintenance Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules?

Metabolic Maintenance Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules contains 2 active ingredients: Vitamin D3 (25,000 IU as Cholecalciferol) (625 mcg), Vitamin K2 (as K2 MK-7) (45 mcg). Notable high-dose ingredients include Vitamin D3 at 3125% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Metabolic Maintenance Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules safe to take?

Metabolic Maintenance Vitamin D3 with Vitamin K2 MK-7, 60 Vegetarian Capsules has been analyzed for ingredient safety across all its components. All 2 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Metabolic Maintenance a trustworthy supplement brand?

Metabolic Maintenance receives a brand trust score of 68/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1984 and headquartered in Sisters, Oregon, United States, the company offers 67 products in their lineup. Note: Metabolic Maintenance has 2 historical regulatory incidents on record, which are factored into the trust score.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.