MAG-TAB SR Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function supplement bottle
MAG-TAB SR

Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function

What We Researched
1 active ingredient analyzed · 6 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
70
Product Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
elemental magnesium 168.0 mg 40%
Bioavailability Excellent

Absorption Rating

  • elemental magnesium Good
Other Ingredients Very Good

Fillers & Additives

  • Polyethylene Glycol Low
  • Microcrystalline Cellulose
  • Carnauba Wax
  • Stearic Acid
  • Calcium Stearate
  • Color Added Medium
Efficacy Very Poor

Dosage Analysis

  • elemental magnesium 168.0 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
elemental magnesium 168.0 mg 40%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Polyethylene Glycol Caution

It is used as a binder, coating agent, or to improve solubility.

Microcrystalline Cellulose Safe

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

Carnauba Wax Safe

Provides a glossy, protective coating on tablets.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Calcium Stearate Generally_safe

It is used as a lubricant to prevent ingredients from sticking to manufacturing equipment.

Color Added Caution

It is used to improve the appearance of the supplement.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$39$38$37$36$35 $37.25
Target

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

Related Supplements
Frequently Asked Questions
Is MAG-TAB SR Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function a good supplement?

MAG-TAB SR Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function received a product quality score of 70/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 1 active ingredients with 50 servings per container. Of the 6 inactive ingredients, 3 are rated safe and 2 are flagged for review.

What are the ingredients in MAG-TAB SR Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function?

MAG-TAB SR Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function contains 1 active ingredients: elemental magnesium (168.0 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is MAG-TAB SR Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function safe to take?

MAG-TAB SR Mag-Tab SR Magnesium Supplement 84 mg Caplets for Muscle Function has been analyzed for ingredient safety across all its components. Of 6 inactive ingredients, 3 are rated safe. 2 ingredients are flagged for review: Polyethylene Glycol, Color Added. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. 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.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

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.