BioStacks
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Ingredients (11)
Magnesium
100%Dose
300 mg
Target
100–400 mg
Form
Not listed
Magnesium Glycinate
Amount not found
Magnesium Oxide
Amount not found
Magnesium Gluconate
Amount not found
Magnesium Orotate
Amount not found
Other Ingredients (4)
Rice FlourFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.
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
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Best taken in the evening
Often taken at night for relaxation and sleep, but absorption is the same anytime — consistency matters most.
With or without food
Space it a couple of hours from Iron and Calcium
On the label
As a dietary supplement, take 2 capsules, or as directed by a qualified healthcare practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$15.60
Cheaper than 74% 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.