BioStacks
Best for
Ingredients (1)
Magnesium
100%Dose
160 mg
Target
100–400 mg
Form
Premium
Other Ingredients (2)
Rice HullsAnti-caking
Ground outer husk of rice grains used as a plant-based flow and anti-caking agent
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Best taken in the evening
Magnesium glycinate is the gentlest form on the gut and the one most people take at night. Absorption doesn't change with the clock — consistency does.
With or without food
Space it a couple of hours from Iron and Calcium
On the label
Adults take 2 veggie capsules 1-2 times daily with a meal, or as recommended by a qualified healthcare professional.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$18.97
Near the median of 579 magnesium supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the 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. studied 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.