MegaFood Magnesium, 60 Tablets supplement bottle
MegaFood

Magnesium, 60 Tablets

What We Researched
2 active ingredients analyzed · 5 inactive ingredients decoded · 8 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
68
Product Score Fair
89
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Magnesium (as fermented magnesium bisglycinate) 50 mg 12%
Organic spinach leaf 50 mg **
Bioavailability Very Good

Absorption Rating

  • Magnesium (as fermented magnesium bisglycinate) Good
  • Organic spinach leaf Fair
Other Ingredients Excellent

Fillers & Additives

  • Ferment Media (Organic Brown Rice, Rice Protein, Autolyzed Yeast Extract, Yeast [Inactive])
  • Microcrystalline Cellulose
  • Stearic Acid
  • Hypromellose
  • Silicon Dioxide
Efficacy Very Poor

Dosage Analysis

  • Magnesium (as fermented magnesium bisglycinate) 50 mg Under-dosed
  • Organic spinach leaf 50 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Magnesium (as fermented magnesium bisglycinate) 50 mg 12%
Organic spinach leaf 50 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Ferment Media (Organic Brown Rice, Rice Protein, Autolyzed Yeast Extract, Yeast [Inactive]) Generally_safe

It is used as a substrate for fermentation processes.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$22$21$20$19$18 Mar 12 $19.99$19.99
iHerb
Vitacost

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

Brand Trust Report
MegaFood

Founded 1973 · Manchester, New Hampshire, United States · 125 products · megafood.com

Certifications

8 certifications
B Corp Certified Verified Source
Gluten Free Gfco Verified Source
Non Gmo Project Verified Source
Nsf Certified For Sport Verified Source
Nsf Gmp Verified Source
Vegan Certified Verified Source
Fda Gmp Inspections Verified Source
Usda Organic Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source
In House Testing — Verified Source

Violation History

1 incident
Lawsuit Misleadingly labeling products as '100% whole food' when they allegedly contained synthetic ingredients.2019Source
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Frequently Asked Questions
Is MegaFood Magnesium, 60 Tablets a good supplement?

MegaFood Magnesium, 60 Tablets received a product quality score of 68/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients with 60 servings per container. Of the 5 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, MegaFood, holds a brand trust score of 89/100 with 8 verified certifications including B Corp Certified, Gluten Free Gfco, Non Gmo Project, Nsf Certified For Sport.

What are the ingredients in MegaFood Magnesium, 60 Tablets?

MegaFood Magnesium, 60 Tablets contains 2 active ingredients: Magnesium (as fermented magnesium bisglycinate) (50 mg), Organic spinach leaf (50 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is MegaFood Magnesium, 60 Tablets safe to take?

MegaFood Magnesium, 60 Tablets has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is MegaFood a trustworthy supplement brand?

MegaFood receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1973 and headquartered in Manchester, New Hampshire, United States, the company offers 125 products in their lineup. They hold 8 verified certifications including B Corp Certified, Gluten Free Gfco, Non Gmo Project, Nsf Certified For Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: MegaFood has 1 historical regulatory incident 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.