Metabolic Maintenance Potassium Magnesium Citrate, 250 Capsules supplement bottle
Metabolic Maintenance

Potassium Magnesium Citrate, 250 Capsules

What We Researched
3 active ingredients analyzed · 1 inactive ingredient decoded · 2 retailers compared · Last updated: Mar 2026
70
Product Score Fair
68
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as Ascorbyl Palmitate) 10 mg 11%
Magnesium (as Magnesium Citrate) 100 mg 24%
Potassium (as Potassium Citrate) 90 mg 2%
Bioavailability Very Good

Absorption Rating

  • Vitamin C (as Ascorbyl Palmitate) Fair
  • Magnesium (as Magnesium Citrate) Good
  • Potassium (as Potassium Citrate) Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetarian Cellulose Capsule
Efficacy Very Poor

Dosage Analysis

  • Vitamin C (as Ascorbyl Palmitate) 10 mg Under-dosed
  • Magnesium (as Magnesium Citrate) 100 mg Under-dosed
  • Potassium (as Potassium Citrate) 90 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (as Ascorbyl Palmitate) 10 mg 11%
Magnesium (as Magnesium Citrate) 100 mg 24%
Potassium (as Potassium Citrate) 90 mg 2%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetarian Cellulose Capsule Safe

It provides a vegetarian-friendly way to deliver the supplement.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$50$50$48$48$46 Mar 12 $48.50
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
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Frequently Asked Questions
Is Metabolic Maintenance Potassium Magnesium Citrate, 250 Capsules a good supplement?

Metabolic Maintenance Potassium Magnesium Citrate, 250 Capsules received a product quality score of 70/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 3 active ingredients All 1 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 Potassium Magnesium Citrate, 250 Capsules?

Metabolic Maintenance Potassium Magnesium Citrate, 250 Capsules contains 3 active ingredients: Vitamin C (as Ascorbyl Palmitate) (10 mg), Magnesium (as Magnesium Citrate) (100 mg), Potassium (as Potassium Citrate) (90 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Metabolic Maintenance Potassium Magnesium Citrate, 250 Capsules safe to take?

Metabolic Maintenance Potassium Magnesium Citrate, 250 Capsules has been analyzed for ingredient safety across all its components. All 1 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.

What is magnesium good for?

Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

How much magnesium per day?

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 is zinc good for?

Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

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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.