Magnesium supplements, compared by what the label says

202 products on sale in the US, 22 brands. Pick conditions; only products whose label meets all of them stay. Brands hand-picked: only 22 major brands sold on iHerb are listed.

Most-watched magnesium video in the US this monthMake Your Own Magnesium at Home - Fatigue, Sleep, Stress, Muscles, Bones, Natural and Cheaper!931,797 views · Oct 22, 2026 · Better Kitchen Habits

More magnesium videos →

202 products

Prismtect may earn a commission when you buy through iHerb links. It does not change what we show: every result below is read from the product label.

NOW

NOW Magnesium Caps 400 mg

400 mg per serving · Capsule · Magnesium Aspartate, Magnesium Citrate, Magnesium Oxide
iHerb price and link: coming soon
NOW

NOW Magnesium Transporters

120 mg per serving · Capsule · Magnesium Aspartate, Magnesium Citrate, Magnesium Glycinate, Magnesium Malate, Magnesium Taurinate
iHerb price and link: coming soon
NOW

NOW Magtein

144 mg per serving · Capsule
iHerb price and link: coming soon
Solgar

Solgar Chelated Magnesium

400 mg per serving · Tablet or Pill · Magnesium Glycinate Chelate, Magnesium Oxide
iHerb price and link: coming soon
Solgar

Solgar Magnesium Citrate

420 mg per serving · Tablet or Pill · Magnesium Citrate
iHerb price and link: coming soon

All 22 brands

California Gold Nutrition 5 · Doctor's Best 7 · NOW 15 · Life Extension 7 · Solgar 9 · Thorne 4 · Pure Encapsulations 15 · Jarrow Formulas 1 · Nature's Bounty 6 · Natural Vitality 9 · KAL 17 · Bluebonnet 21 · Source Naturals 6 · Nature Made 8 · Sports Research 2 · Swanson 17 · Country Life 7 · Nature's Way 8 · Solaray 7 · 21st Century 1 · Nutricost 7 · BulkSupplements.com 23