BioStacks
Best for
Ingredients (5)
Melatonin
100%Dose
3 mg
Target
0.5–5 mg
Form
—
Valerian (3:1) extract
67%Dose
200 mg
Target
300–600 mg
Form
—
Hops (4:1) extract
50%Dose
50 mg
Target
100–500 mg
Form
—
Chamomile (4:1) extract
23%Dose
50 mg
Target
220–1500 mg
Form
—
Passionflower (10:1) extract
20%Dose
50 mg
Target
250–500 mg
Form
—
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
Spirulina Extract (Color)Colorant
Natural blue colorant derived from the cyanobacterium Arthrospira platensis (spirulina); the pigment is phycocyanin
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
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
GelatinCapsule
Protein derived from collagen, used in traditional capsule shells
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
On the label
Adults: Take 1 capsule at or before bedtime. Do not drive or use machinery for 5 hours after taking melatonin. Consult a healthcare 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$19.99≈ $14.59
Pricier than 70% of 187 melatonin 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.