BioStacks
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Ingredients (6)
Magnesium Glycinate
100%Dose
500 mg
Target
100–400 mg
Form
Premium
Magnesium Taurate
100%Dose
500 mg
Target
100–400 mg
Form
Premium
Magnesium
100%Dose
173 mg
Target
100–400 mg
Form
Premium
Potassium
100%Dose
100 mg
Target
99–500 mg
Form
Standard
Gamma-aminobutyric acid
100%Dose
100 mg
Target
100–300 mg
Form
—
Other Ingredients (3)
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.
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
Used in the evening for relaxation. Take it with food — the potassium in it is what makes this kind of product feel nauseating on an empty stomach.
With food
Space it a couple of hours from Iron and Calcium
On the label
Take 3 capsules daily.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$36.95
Pricier than 82% 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.