BioStacks
Best for
Ingredients (6)
L-Theanine
100%Dose
200 mg
Target
100–250 mg
Form
—
Valerian root extract
100%Dose
800 mg
Target
300–600 mg
Form
—
5-HTP
100%Dose
200 mg
Target
100–300 mg
Form
—
Passionflower leaf and flower extract
100%Dose
360 mg
Target
250–500 mg
Form
—
Hops flower extract
100%Dose
120 mg
Target
100–500 mg
Form
—
Other Ingredients (3)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Best taken in the evening
Take 30–60 minutes before bed. 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 SAMe
On the label
Adults may take up to 4 capsules 30-60 minutes before bed or as recommended by a 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
$32.49
Near the median of 73 sleep supplements
Track this supplement in your stack
Get personalized insights, interactions, and coverage recommendations.
Get Started FreeSimilar Supplements
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.