BioStacks
Best for
Ingredients (6)
Magnesium
100%Dose
100 mg
Target
100–400 mg
Form
Premium
White Willow extract
83%Dose
100 mg
Target
120–240 mg
Form
—
Potassium
51%Dose
50 mg
Target
99–500 mg
Form
Standard
Passion Flower extract
40%Dose
100 mg
Target
250–500 mg
Form
—
Valerian extract
33%Dose
100 mg
Target
300–600 mg
Form
—
Other Ingredients (3)
LeucineFlow Aid
Branched-chain amino acid used as a processing aid
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
How to Take It
Best taken in the evening
Calming herb — used in the evening. Take it with food — the potassium in it is what makes this kind of product feel nauseating on an empty stomach.
With food
Space it a couple of hours from Iron and Calcium
On the label
Take 2 to 4 capsules daily as needed as a dietary supplement, in divided doses preferably with a meal, or as directed by a qualified healthcare practitioner. May take up to 8 capsules daily if needed for additional support.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$24.00
Near the median of 73 sleep 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. studied 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.