BioStacks
Best for
Ingredients (8)
KSM-66 Ashwagandha extract (root)
100%Dose
600 mg
Target
300–600 mg
Form
Premium
Magnesium
50%Dose
50 mg
Target
100–400 mg
Form
Premium
Lavender extract (flower)
63%Dose
50 mg
Target
80–160 mg
Form
Not listed
Chamomile extract (flower)
23%Dose
50 mg
Target
220–1500 mg
Form
—
Passionflower extract (whole herb)
20%Dose
50 mg
Target
250–500 mg
Form
—
Other Ingredients (6)
MaltodextrinBinder
Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.
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
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stearic AcidLubricant
Saturated fatty acid used as tablet lubricant
HypromelloseCapsule
Plant-derived capsule material from cellulose
How to Take It
Best taken in the evening
Calming herb — used in the evening. Ashwagandha is easier on the stomach taken with food.
With food
Space it a couple of hours from Iron and Calcium
On the label
Take 2 capsules with water 30-60 minutes prior to bedtime.
General guidance based on the ingredients, not a substitute for the label or your doctor.
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$19.99
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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.