BioStacks
Best for
Ingredients (5)
L-Theanine
100%Dose
200 mg
Target
100–250 mg
Form
—
Chromax
100%Dose
500 mcg
Target
200–1000 mcg
Form
Premium
Brown Seaweed (Laminaria japonica) extract
100%Dose
15 mg
Target
1–5 mg
Form
—
Fucoxanthin
100%Dose
1.5 mg
Target
1–5 mg
Form
—
Coleus forskohlii extract powder
100%Dose
250 mg
Target
250–500 mg
Form
—
Other Ingredients (3)
Rice FlourFiller
Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.
Ascorbyl PalmitateAntioxidant
Fat-soluble form of vitamin C used as preservative
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
How to Take It
Best taken in the evening
The Theanine in it is what pulls this toward the evening. Chromium is easier on the stomach taken with food.
With food
On the label
As a dietary supplement, take one capsule daily or as directed by a healthcare practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$50.00
Pricier than 89% of 122 theanine 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.