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Best magnesium complex supplements

Researched by Deal.ai's shopping agent across stores on November 3, 2026. Prices below are today's.

Top pick: Triple Complex Magnesium (150-pack) — three well-absorbed forms in one capsule, a huge review base, and a simple daily dose. Best all-rounder for most people.

Who the others suit:

  • AOR Magnesium Complex — a lean, single-capsule formula from a well-known clinical brand; good if you want minimal extras.
  • 8-in-1 Magnesium Complex — the widest form blend, aimed at sleep and muscle support; pick it if you want a broad spectrum.
  • Vital Nutrients Triple Magnesium Complex — targeted-release capsules, gentler on the stomach; suits sensitive digestions.
  • Magnesium Complex sticks (lemon-lime) — a drinkable option if you dislike capsules.
  • Nature's Way Magnesium Complex — the plainest, most budget-minded choice with a full 500 mg per serving.
  • Micro Ingredients 20-in-1 — highest capsule count and a big blend; suits people who want one bottle to last.

Check the label's elemental magnesium per serving — it varies a lot between these.

The picks

  1. T
    Triple Complex Magnesium, 90 Capsules
    #1

    Triple Complex Magnesium, 90 Capsules

    • Form: Capsules
    • Supplement Type: Mineral
    • Target Concern: Sleep Support
    • Body Part Use: Muscle
    • Dosage: 440 mg Magnesium Per Serving
    • Serving Size: 5 capsules
    $15.49at AmazonObserved at 11:21 AMPrices and history →
  2. Advanced Orthomolecular Research
    Advanced Orthomolecular Research AOR Magnesium Complex, 90 Capsules
    #2

    Advanced Orthomolecular Research AOR Magnesium Complex, 90 Capsules

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  • Capsule: Hypromellose.
  • Serving Size: 1 Capsule
  • Serving Per Container: 90
  • Vitamin C (from magnesium ascorbate): 100 mg 111% 300 mg 333%
  • Glycine (from Magnesium Glycinate): 480 mg † 1,440 mg †
  • Aspartate (from Magnesium Aspartate): 50 mg † 150 mg †
  • $24.90at WalmartVerifiedCompare 2 stores →
  • 8
    8-in-1 Magnesium Complex
    #3

    8-in-1 Magnesium Complex

    • Supplement Type: Mineral
    • Target Concern: Sleep Support
    • Form: Capsule
    • Free Of: Gluten-free, Non-GMO, Soy-free
    • Body Part Use: Brain
    • Dosage: 400mg
    $22.99at TargetObserved at 11:21 AMPrices and history →
  • T
    Triple Magnesium Complex
    #4

    Triple Magnesium Complex

    • Magnesium forms: Magnesium Glycinate, Aquamin® Marine Magnesium Citrate, Magnesium Threonate
    • Release formula: 8-hour targeted-release formula
    • Capsule type: enteric-coated microbeadlets and acid-resistant capsules
    • Serving size: 2 capsules
    • Magnesium per serving: 500 mg
    • Servings per container: 45
    $26.99at Vital NutrientsVerifiedPrices and history →
  • M
    Magnesium Complex
    #5

    Magnesium Complex

    • Magnesium per stick: 250 mg
    • Magnesium forms: Magnesium bisglycinate, magnesium citrate, magnesium taurate, magnesium malate
    • Format: stick
    • Flavor: lemon lime
    • Added sugar: No added sugar
    • Sweeteners: stevia and erythritol
    $16.95at TargetObserved at 11:35 AMCompare 5 stores →
  • Nature's Way
    #6

    Nature's Way Magnesium Complex

    • Net contents: 100 Capsule(s)
    • Serving size: 2 Capsule(s)
    • Servings per container: 50
    • Magnesium per serving: 500 mg
    • Magnesium forms: Magnesium Citrate, Magnesium Oxide
    • Supplement form: Capsule
    $8.24at VitacostVerifiedPrices and history →
  • Micro Ingredients
    Micro Ingredients Magnesium Complex 20-in-1 for Women, 240 Vegetarian Capsules
    #7

    Micro Ingredients Magnesium Complex 20-in-1 for Women, 240 Vegetarian Capsules

    • Serving Size: 2 Capsules Daily
    • Magnesium Blend: 800 mg Magnesium Blend Per Serving
    • Servings Per Container: 120 Servings
    • Capsule Count: 240 Vegetarian Capsules
    $29.95at Micro IngredientsVerifiedPrices and history →
  • Nutricost
    Nutricost Triple Magnesium Complex Capsules
    #8

    Nutricost Triple Magnesium Complex Capsules

    • Item Form: Capsule
    • Primary Supplement Type: Magnesium
    • Flavor: Unflavored
    • Unit Count: 120 Count
    • Item Weight: 5.5 Ounces
    • Serving Size: 2 Capsules
    $21.97at NutricostVerifiedPrices and history →
  • M
    Magnesium Complex Supplement
    #9

    Magnesium Complex Supplement

    • Net contents: 60 Capsule(s)
    • Serving size: 1 Capsule(s)
    • Servings per container: 30
    • Supplement form: Capsule
    • Vitamin B6 amount: 20 mg
    • Magnesium complex amount: 200 mg
    $19.95at Double Wood SupplementsVerifiedPrices and history →
  • T
    Triple Complex Magnesium, 180 Capsules
    #10

    Triple Complex Magnesium, 180 Capsules

    • Capsule count: 180 Capsules
    • Magnesium per capsule: 133 mg per Capsule
    • Serving size: 3 capsules
    • Servings per container: 60
    • Magnesium per serving: 400 mg
    • Magnesium forms: Magnesium Glycinate, Magnesium Malate & Magnesium Taurate
    $53.99at BioEmblemObserved at 11:21 AMPrices and history →