BioStacks
Best for
Ingredients (2)
Melatonin
100%Dose
5 mg
Target
0.5–5 mg
Form
—
Magnesium
100%Dose
150 mg
Target
100–400 mg
Form
Premium
Other Ingredients (7)
Titanium DioxideColorant
Banned in the EU (2022) over concerns that its ultra-fine particles may damage DNA in gut cells. Still allowed in the US. Used only for white coloring — provides no health benefit.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Hydroxypropyl CelluloseBinder
An inert modified-cellulose polymer used as a binder, film-former, and disintegrant.
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
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
Adults: Take 1 tablet daily at or before bedtime. Do not drive or use machinery for 5 hours after taking melatonin. Consult a health care practitioner for use beyond 1 month. For jet lag: For occasional short-term use, take once a day at bedtime after darkness has fallen, while travelling, and at destination, until adapted to the new daily pattern
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
C$15.99≈ $11.67
Cheaper than 87% 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.