Nature's Bounty Magnesium 500 mg Tablets (Pack of 1) Review

Nature's Bounty states that its Magnesium provides 119% of the daily recommended value for this important mineral in just one tablet. The page says magnesium is essential for supporting bone health and plays an important role in maintaining bone mineralization. It also states that magnesium is a component in over 200 enzymes in the body and is involved in muscle contractions, nerve impulses, energy metabolism and protein formation. The product is sold as 100 coated tablets of 500 mg magnesium mineral supplement, with the page listing support for bone and muscle health, a role in protein formation and nerve impulses, tablets coated for easy swallowing, suitability for vegetarians, and non-GMO and gluten-free status. The page highlights gluten free, non-GMO and vegetarian labelling. The page's product name refers to magnesium oxide, and it is sold in a 100 count size with a pickup listing at Smith's in Taos, NM. The page also carries a disclaimer that these statements have not been evaluated by the Food and Drug Administration and that the product is not intended to diagnose, treat, cure or prevent any disease.

Product Focus: Hearing and Ear RingingAlso covers:BrainMuscles and joints
Tier ⓘ
Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
Biohacker Mentions
Cost per month
$3

Study, Trial or Testing Result Summary

MembersHuman studies

2 of these 20 human studies gave magnesium by drip, not by mouth.

Magnesium is the only active ingredient, at 500 milligrams a day, which is the 167 milligrams that in one hearing study. The support is for hearing from loud noise. …

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Review Totals and Summary

Members3,195 reviews
3,195 reviews · Hy-Vee 2,240 · Walmart 321 · Walgreens 249 · Naturesbounty 108 · Nature's Bounty 108 · Smith's Food and Drug 94 · EBay 75

Nature's Bounty Magnesium 500 mg Tablets have garnered approximately 523 ratings across various stores, with a of feedback being . Customers generally find these tablets to be an effective and affordable magnesium supplement. **What it did for buyers:** users report , particularly muscle and relaxation. …

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Biohacker Summary

MembersWhat our biohacker panel says

Others take it for blood pressure, stress, muscle recovery, bone , mood and brain function, and a point to widespread levels. Preferred forms are glycinate and threonate, with four panelists taking or suggesting threonate, often 400 mg before bed, and others naming glycinate or multi-form blends taken in the evening; one panelist suggests 300 to 500 mg a day as a minimum, and another says people need 400 to 500 mg a day. …

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RAL Summary

MembersThe tier and why

Evidence for ringing in the ears specifically is to one uncontrolled study. …

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More Details

MembersBody systems · Combine with · Possible side effects

Body systems: Auditory system, Nervous system, Musculoskeletal system. Combine with and possible side are for members.

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Supplement Facts

Magnesium 500 mg
Supplement Facts
Serving Size 1 Tablet
Servings Per Container 100
Amount Per Serving% Daily Value
Magnesium (as Magnesium Oxide)500 mg119%

Other ingredients: Vegetable Cellulose, Dicalcium Phosphate. Contains <2% of: Calcium Carbonate, Citric Acid, Medium Chain Triglycerides, Polydextrose Vegetable Magnesium Stearate.

Directions: For adults, take one (1) tablet daily, preferably with a meal.

Label source: Naturesbounty · Report a label change

Where to Buy

Nature's Bounty · Smithsfoodanddrug · Frysfood
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Our articles on this subject

Graded October 28, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.