BioStacks
Best for
Ingredients (2)
Melatonin
100%Dose
10 mg
Target
0.5–5 mg
Form
—
Magnesium
100%Dose
150 mg
Target
100–400 mg
Form
Standard
Other Ingredients (5)
Coating (unspecified)Coating
Generic tablet coating declaration where the label does not itemize the coating's components; modern aqueous film coatings are typically cellulose-based (HPMC) with a plasticizer
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
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
How to Take It
Best taken in the evening
Take 30–60 minutes before bed. It's a circadian signal, not a daytime supplement.
With or without food
Space it a couple of hours from Iron and Calcium
On the label
1 tablet once daily or as directed by a physician. Do not drive or use machinery for 5 hours after taking melatonin
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
C$17.79≈ $12.99
Cheaper than 84% 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.