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Magnesium oxide

No summary available for this substance.

Magnesium oxide

Magnesium oxide is a type of magnesium mineral supplement that is commonly used to provide adequate magnesium in the diet. It is a white solid that often occurs as a mineral called periclase. Magnesium oxide is used for relief of heartburn and sore stomach, as an antacid, magnesium supplement, and as a short-term laxative.

Category
Mineral supplement
Molecular Formula
MgO
Mechanism of Action
Magnesium oxide works by increasing the amount of water in the intestines, which can stimulate bowel movements. Additionally, it acts as an antacid, neutralizing stomach acid.
Evidence Grade
A

Other Names

  • Magnesia
  • MgO
  • Periclase
  • Magnesium(II) oxide

Primary Benefits

  • Relief of heartburn and sore stomach
  • Acts as an antacid
  • Provides magnesium supplementation
  • Can be used as a short-term laxative

Recommended Dosage

Adults 200-400mg per day
Children Consult a healthcare professional

Side Effects

  • Diarrhea
  • Nausea
  • Stomach cramps

Precautions

  • Should not be taken if you have kidney disease
  • Consult a healthcare professional if pregnant or breastfeeding

Interactions

  • May interact with certain antibiotics
  • May decrease the effectiveness of certain osteoporosis drugs

Key References

  • National Institutes of Health: Magnesium
  • WebMD: Magnesium Oxide
The Shady Reality of the $Billion Supplement Industry | The Dr. Hyman Show
Understanding Supplement Quality, Nutrition Myths, and Modern Health Realities 31:28 0
“I was in the hospital for a back surgery recently and you know I I was taking painkillers which can make you constipated so I wanted magnesium and I said to the the attending physician I said you know I want to get magnesium said sure and he wrote an prescription what are you what are you ordering he said well it's this such product I said that's magnesium oxide that's so poorly absorbed and it's also something that doesn't work for constipation that well I said how about magnesium citrate and he's like oh he looked it up and he's like oh Right.”

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Dr. Peter Attia: Supplements for Longevity & Their Efficacy
Supplements, Lifestyle, and Strategies for Longevity and Optimal Health 2:16:40 0
“I take magnesium L3 and8 and ashwagandha for Sleep um i' take slow mag which is just a a magnesium chloride slow relasing version of magnesium and I take magnesium oxide so I take magnesium in three forms”

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I don’t own or create any of this data—I just organize it and make it searchable, so always double-check with a real doctor before making any health decisions.