10 Best Magnesium Supplements of 2026 (Glycinate & More)
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Magnesium glycinate (bisglycinate) is a popular, gentle form; citrate and L-threonate are other common forms. Magnesium supports normal muscle and nerve function. Check the elemental magnesium per serving on the label; the NIH upper limit for supplemental magnesium for adults is 350 mg a day unless your doctor advises otherwise.
Thorne Magnesium Bisglycinate
Powdered bisglycinate from a heavily certified brand.
See whyThorne Magnesium Bisglycinate
Thorne
Powdered bisglycinate from a heavily certified brand.
- Magnesium bisglycinate
- Powder
Nature Made High Absorption Magnesium Glycinate
Nature Made
Widely available glycinate with USP verification.
- Magnesium glycinate
- 200 mg per serving
Pure Encapsulations Magnesium Glycinate
Pure Encapsulations
Simple capsule formula with few additives.
- Magnesium glycinate
- Capsules
NOW Magnesium Glycinate
NOW Foods
Low cost per serving from a large brand.
- Magnesium glycinate
- Tablets/capsules
Doctor's Best High Absorption Magnesium
Doctor's Best
Chelated glycinate/lysinate at a low price.
- Chelated magnesium
- Tablets
Natural Vitality Calm
Natural Vitality
Flavored magnesium citrate powder you mix into water.
- Magnesium citrate
- Powder
Life Extension Neuro-Mag Magnesium L-Threonate
Life Extension
Uses the Magtein form; more expensive per mg of magnesium.
- Magnesium L-threonate
- Capsules
Nutricost Magnesium Glycinate
Nutricost
Large count bottles at a low price.
- Magnesium glycinate
- Capsules
Nature Made Magnesium Citrate
Nature Made
Citrate form from a mainstream brand.
- Magnesium citrate
- Softgels/tablets
Nature's Bounty Magnesium 500 mg
Nature's Bounty
Magnesium oxide: very cheap but generally less well absorbed than glycinate or citrate.
- Magnesium oxide
- Tablets
How we ranked magnesium glycinate
Ranked on third-party certification, form, clear elemental-magnesium labeling, minimal additives, reviews and value.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Talk to your doctor or pharmacist before starting any supplement, especially if you take medication, are pregnant or nursing, or have a medical condition. See our Medical Disclaimer.