BioStacks
Best for
Ingredients (5)
Magnesium
100%Dose
140 mg
Target
100–400 mg
Form
Premium
L-Theanine
100%Dose
200 mg
Target
100–250 mg
Form
—
GABA (gamma-aminobutyric acid) (PharmaGABA®)
100%Dose
125 mg
Target
100–300 mg
Form
Premium
5-HTP (5-Hydroxytryptophan)
100%Dose
100 mg
Target
100–300 mg
Form
—
Valerian Root Extract (Sleeproot)
67%Dose
200 mg
Target
300–600 mg
Form
—
Other Ingredients (3)
Rice HullsAnti-caking
Ground outer husk of rice grains used as a plant-based flow and anti-caking agent
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Best taken in the evening
Used in the evening for relaxation. Take it between meals, away from food.
On an empty stomach
Keep it away from protein-heavy meals
Space it a couple of hours from Iron, Calcium and SAMe
On the label
Adults take 2 veggie capsules 30 to 45 minutes before bedtime with a light snack, or as recommended by a qualified healthcare professional.
Do not combine with St. John's Wort
Each of these raises serotonin activity on top of St. John's Wort, and together they can trigger serotonin syndrome — agitation, rapid heartbeat, raised blood pressure. Not without medical supervision.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$26.95
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. 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.