BioStacks
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Ingredients (4)
Buffered Magnesium Glycinate
100%Dose
1600 mg
Target
100–400 mg
Form
Premium
Magnesium Elemental
100%Dose
400 mg
Target
100–400 mg
Form
Not listed
Magnesium Oxide
Amount not found
Magnesium Glycinate
Amount not found
Other Ingredients (2)
HypromelloseCapsule
Plant-derived capsule material from cellulose
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
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
1–2 capsules per day or as directed by a health care professional. Consult a health care professional before use, especially if you are pregnant or breastfeeding, are taking medication, or have a medical condition. Keep out of the reach of children.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$27.95
Near the median of 614 magnesium supplements
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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.