BioStacks
Best for
Ingredients (4)
Magnesium
100%Dose
500 mg
Target
100–400 mg
Form
Standard
Calcium
100%Dose
1000 mg
Target
200–600 mg
Form
Standard
Dietary Fiber
10%Dose
1 g
Target
10–30 g
Form
—
Betaine HCl
15%Dose
100 mg
Target
650–2500 mg
Form
—
Other Ingredients (4)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Croscarmellose SodiumDisintegrant
Cross-linked cellulose derivative used as a superdisintegrant
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
How to Take It
Best taken in the evening
The Magnesium in it is what pulls this toward the evening. What's in this is easier on the stomach taken with food.
With food
Keep it away from high-oxalate foods like spinach, medication and mineral supplements
Space it a couple of hours from Iron and Zinc
On the label
Take 2 tablets daily with a meal or glass of water. Store in a cool, dry place.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$23.19
Near the median of 579 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.