iHerb picks

Best Magnesium on iHerb

Skip hours of label reading. Every pick below is sold on iHerb and passed our label check with 60+ points, so whatever you choose is worth taking, and you see today's price before you click.

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341 picks in magnesium, highest score first

289

67/100Thorne ResearchMagnesium Citramatecapsule · 30 servings · $0.73/servingBuy on iHerb · $22.00

290

67/100Swanson UltraMagnesium Orotate 40 mgcapsule · 30 servings · $0.45/servingBuy on iHerb · $13.39

291

67/100ThorneCalcium-Magnesium Malatecapsule · 30 servings · $1.43/servingBuy on iHerb · $43.00

292

67/100NutriCologyMagnesium Chloride Liquidliquid · 94 servings · $0.21/servingBuy on iHerb · $19.59

293

67/100NOWMagnesium Glycinatetablet · 90 servings · $0.22/servingBuy on iHerb · $19.59

294

67/100KALThink Magnesium L-Threonatetablet · 30 servings · $1.29/servingBuy on iHerb · $38.61

295

67/100KALMagnesium Malate 400tablet · 45 servings · $0.40/servingBuy on iHerb · $17.91

296

67/100SMNutritionMagnesium Bisglycinatecapsule · 60 servings · $0.32/servingBuy on iHerb · $18.95

297

67/100KirkmanMagnesium Bisglycinate Chelate 100 mgcapsule · 250 servings · $0.20/servingBuy on iHerb · $48.93

298

67/100Best NaturalsMagnesium Glycinate Pure Powderpowder · 605 servings · $0.04/servingBuy on iHerb · $21.51

299

67/100Metabolic MaintenancePotassium Magnesium Citratecapsule · 250 servings · $0.20/servingBuy on iHerb · $50.93

300

67/100KirkmanMagnesium Glycinatecapsule · 90 servings · $0.27/servingBuy on iHerb · $24.72

301

67/100SwansonMagnesium Aspartatecapsule · 90 servings · $0.11/servingBuy on iHerb · $9.65

302

67/100Nutra BioGenesisTri-Magnesiumcapsule · 120 servings · $0.22/servingBuy on iHerb · $25.99

303

67/100Life ExtensionMagnesium (Citrate) 100 mgcapsule · 100 servings · $0.10/servingBuy on iHerb · $9.50

304

67/100Doctor's BestBrain Magnesium with Magteincapsule · 60 servings · $0.65/servingBuy on iHerb · $38.99

305

66/100NOWMagnesium Ascorbatepowder · 227 servings · $0.07/servingBuy on iHerb · $16.53

306

66/100Allergy Research GroupMagnesium Ascorbatecapsule · 50 servings · $0.59/servingBuy on iHerb · $29.69

307

66/100Source NaturalsGABA Calm Peppermint Flavorlozenge · 30 servings · $0.34/servingBuy on iHerb · $10.15

308

66/100Source Naturals Serene ScienceGABA Calmlozenge · 120 servings · $0.16/servingBuy on iHerb · $19.25

309

66/100Source NaturalsMagnesium Ascorbatepowder · 181 servings · $0.11/servingBuy on iHerb · $19.13

310

66/100KirkmanCalcium/Magnesiumcapsule · 60 servings · $0.48/servingBuy on iHerb · $28.84

311

66/100Terry NaturallyBioActive Magnesium Complexcapsule · 120 servings · $0.21/servingBuy on iHerb · $24.61

312

65/100Source NaturalsGABA Calm Orange Flavorlozenge · 30 servings · $0.64/servingBuy on iHerb · $19.25

Scores rate what's on the label (dosage transparency, cleanliness, ingredient profile), not clinical results. Prices come from the iHerb catalog feed and can change at checkout. See the full Best Magnesium 2026 ranking.