BioStacks
KAL

Magnesium Citrate 400

2 Tablets · 30 servings · $0.32/serving

iHerbAmazon
72 / 100Good

Best for

Heart

Score Breakdown

Formulation
85
Safety
85
Final score
72/100

Ingredients (1)

Magnesium

100%

Dose

400 mg

Target

100–400 mg

Form

Standard

Other Ingredients (3)

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Track this supplement in your stack

Get personalized insights, interactions, and coverage recommendations.

Get Started Free

Similar Supplements

Products that cover similar health dimensions based on their ingredients.

Magtein Magnesium L-Threonate

Nutricost

Magtein Magnesium L-Threonate

❤️ for Heart

100
Magnesium Glycinate Powder (Peach Mango)

Nutricost

Magnesium Glycinate Powder (Peach Mango)

😴 for Sleep

100
Magnesium Glycinate Chelated

Sports Research

Magnesium Glycinate Chelated

😴 for Sleep

100
Magnesium Glycinate Biolipid Delivery

Sports Research

Magnesium Glycinate Biolipid Delivery

😴 for Sleep

100
Mag Duo Sugar Free (Lemonade)

Micro Ingredients

Mag Duo Sugar Free (Lemonade)

😴 for Sleep

100

Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

BioStacks

Know exactly what's in your supplements.

Navigate

  • Home
  • App Store
  • Google Play

Resources

  • Terms of Service
  • Privacy Policy

Explore

  • Health Areas
  • Best Supplements
  • Nutrients
  • All Supplements

Popular Picks

  • Best Magnesium for Sleep
  • Best Collagen for Skin
  • Best Creatine for Muscle
  • Best Vitamin D for Bone Health
  • Best Probiotics for Digestion
  • Best CoQ10 for Heart
© 2026 BioStacks. All rights reserved. Not medical advice.