Perdue PERQUE Mg Plus Guard Magnesium Supplement supplement bottle
Perdue

PERQUE Mg Plus Guard Magnesium Supplement

What We Researched
7 active ingredients analyzed · 1 inactive ingredient decoded · 1 retailer compared · Last updated: Mar 2026
72
Product Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Magnesium (as ionized glycinate) 85.0 mg 20%
Magnesium (as ascorbate) 8.0 mg 2%
Magnesium (as citrate) 17.0 mg 4%
Total Elemental Magnesium 110.0 mg 26%
Vegetable Capsule 100.0 mg
Vegetable Fiber 37.5 mg
C16 and C18 alkyls 7.0 mg
Bioavailability Excellent

Absorption Rating

  • Magnesium (as ionized glycinate) Good
  • Magnesium (as ascorbate) Good
  • Magnesium (as citrate) Good
  • Total Elemental Magnesium Good
  • C16 and C18 alkyls Fair
Other Ingredients Excellent

Fillers & Additives

  • None
Efficacy Very Poor

Dosage Analysis

  • Magnesium (as ionized glycinate) 85.0 mg Under-dosed
  • Magnesium (as ascorbate) 8.0 mg Under-dosed
  • Magnesium (as citrate) 17.0 mg Under-dosed
  • Total Elemental Magnesium 110.0 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Magnesium (as ionized glycinate) 85.0 mg 20%
Magnesium (as ascorbate) 8.0 mg 2%
Magnesium (as citrate) 17.0 mg 4%
Total Elemental Magnesium 110.0 mg 26%
Vegetable Capsule 100.0 mg
Vegetable Fiber 37.5 mg
C16 and C18 alkyls 7.0 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

None Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$53$52$51$50$49 $51.26
Target

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

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Frequently Asked Questions
Is Perdue PERQUE Mg Plus Guard Magnesium Supplement a good supplement?

Perdue PERQUE Mg Plus Guard Magnesium Supplement received a product quality score of 72/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 7 active ingredients with 180 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review.

What are the ingredients in Perdue PERQUE Mg Plus Guard Magnesium Supplement?

Perdue PERQUE Mg Plus Guard Magnesium Supplement contains 7 active ingredients: Magnesium (as ionized glycinate) (85.0 mg), Magnesium (as ascorbate) (8.0 mg), Magnesium (as citrate) (17.0 mg), Total Elemental Magnesium (110.0 mg), Vegetable Capsule (100.0 mg), Vegetable Fiber (37.5 mg), and 1 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Perdue PERQUE Mg Plus Guard Magnesium Supplement safe to take?

Perdue PERQUE Mg Plus Guard Magnesium Supplement 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.

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.