BioStacks
Best for
Ingredients (4)
Magnesium Glycinate
100%Dose
240 mg
Target
100–400 mg
Form
Premium
Magnesium
100%Dose
240 mg
Target
100–400 mg
Form
Not listed
BioPerine
40%Dose
2 mg
Target
5–20 mg
Form
—
Piperine
Amount not found
Other Ingredients (4)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Vegetable StearateLubricant
A plant-derived salt of stearic acid (typically magnesium or calcium) used as a tablet lubricant
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
How to Take It
Best taken in the evening
The Magnesium in it is what pulls this toward the evening. Black Pepper Extract is easier on the stomach taken with food.
With food
Space it a couple of hours from Iron and Calcium
On the label
Take 2 capsules daily.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$10.99
Cheaper than 89% of 574 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.