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  1. Magnesium Oxide 400 - Drugs.com

    Nov 6, 2025 · Easy-to-read patient leaflet for Magnesium Oxide 400. Includes indications, proper use, special instructions, precautions, and possible side effects.

  2. Nature Made Magnesium Oxide 400 mg Softgels, Extra Strength Magnesium

    Jun 10, 2018 · Nature Made Extra Strength Magnesium Oxide 400 mg Softgels are a Magnesium supplement for men and women that helps support nerve health, bone health and heart health.

  3. Magnesium - Uses, Side Effects, and More - WebMD

    Taking magnesium by mouth as an antacid reduces symptoms of heartburn and indigestion. Various magnesium compounds can be used, but magnesium hydroxide seems to work the …

  4. magnesium 400 mg (as magnesium oxide) tablet - Kaiser Permanente

    This medication is a mineral supplement used to prevent and treat low amounts of magnesium in the blood. Some brands are also used to treat symptoms of too much stomach acid such as …

  5. Walgreens Magnesium 400 mg Tablets

    Shop Walgreens Magnesium 400 mg Tablets and read reviews at Walgreens. Pickup & Same Day Delivery available on most store items.

  6. Magnesium Supplement 400 mg Capsules | Muscle & Energy …

    NOW Magnesium 400 mg Capsules support energy production, muscle function, and nervous system health.* Discover the power of magnesium today.

  7. Nature Made Extra-Strength Magnesium 400 mg - 180 Softgels

    Nature Made Extra-Strength Magnesium 400 mg softgels provide nearly 100% of the daily magnesium RDA, supporting nerve, muscle, heart, and bone health. Gluten-free, no artificial.

  8. Is 400 mg Magnesium Supplement Too Much? Exploring the …

    Jul 31, 2025 · It’s no secret that magnesium is essential for our health. Yet, despite its significance, many people are unaware of how much they truly need. The National Institutes of …

  9. Are You Getting Enough Magnesium Every Day? - Verywell Health

    Oct 6, 2025 · Adults need between 310 and 420 milligrams (mg) of magnesium each day, depending on age and pregnancy status. Leafy greens, nuts, seeds, grains, and dairy are …

  10. Magnesium - The Nutrition Source

    Recommended Amounts RDA: The Recommended Dietary Allowance (RDA) for adults 19-51+ years is 400-420 mg daily for men and 310-320 mg for women. Pregnancy requires about 350 …