BioStacks
Ingredients (2)
Magtein® Magnesium L-Threonate
100%Dose
2000 mg
Target
100–400 mg
Form
Premium
Magnesium
100%Dose
145 mg
Target
100–400 mg
Form
Not listed
Other Ingredients (4)
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
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
How to Take It
Best taken in the evening
Magnesium L-threonate is designed to raise magnesium in the brain — shown in animals. The human cognition trial dosed 1.5–2 g/day, usually split with a dose in the evening.
With or without food
Space it a couple of hours from Iron and Calcium
On the label
Take 3 capsules per day or as directed by your health-care practitioner. (Divided dosing recommended.)
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$67.99
Pricier than 97% 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.