Genestra Brands Manganese supplement bottle
Genestra Brands

Manganese Review

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 5 brand certifications checked · Last updated: Aug 2026
93
Product Score Excellent
88
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Manganese (as Manganese Aspartate) 30 mg 1304%
Bioavailability Excellent

Absorption Rating

  • Manganese (as Manganese Aspartate) Good
Other Ingredients Excellent

Fillers & Additives

  • Cellulose
  • Dibasic Calcium Phosphate Dihydrate
  • Hypromellose
  • Magnesium Stearate
Efficacy Very Good

Dosage Analysis

  • Manganese (as Manganese Aspartate) 30 mg High

Supplement Facts

Ingredient Amount % Daily Value
Manganese (as Manganese Aspartate) 30 mg 1304%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Dibasic Calcium Phosphate Dihydrate Unknown
Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Brand Trust Report
Genestra Brands

Founded 1987 · Richmond Hill, Ontario, Canada · 393 products · genestrabrands.com/

Certifications

5 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source
NSF Certified Verified

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Claimed Source
Testing Lab Disclosure — Claimed Source

Violation History

1 incident
Recall AFA-Gen2018-07-27Source
Related Supplements
Frequently Asked Questions
Is Genestra Brands Manganese a good supplement?

Genestra Brands Manganese received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 90 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Genestra Brands, holds a brand trust score of 88/100 with 5 verified certifications including Consumerlab, Fda Gmp Inspections, Non Gmo Project, Nsf Gmp.

What are the ingredients in Genestra Brands Manganese?

Genestra Brands Manganese contains 1 active ingredients: Manganese (as Manganese Aspartate) (30 mg). Notable high-dose ingredients include Manganese at 1304% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Genestra Brands Manganese safe to take?

Genestra Brands Manganese 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 Genestra Brands a trustworthy supplement brand?

Genestra Brands receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1987 and headquartered in Richmond Hill, Ontario, Canada, the company offers 393 products in their lineup. They hold 5 verified certifications including Consumerlab, Fda Gmp Inspections, Non Gmo Project, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Genestra Brands 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 150,000 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 150,000 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 — read our methodology. 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.