BioStacks
Best for
Ingredients (10)
Caffeine
100%Dose
200 mg
Target
100–400 mg
Form
—
Pantothenic acid
24%Dose
12 mg
Target
50–500 mg
Form
—
Niacin
64%Dose
16 mg
Target
25–500 mg
Form
—
Guarana
100%Dose
120 mg
Target
50–500 mg
Form
—
Iodine
100%Dose
174 mcg
Target
150–500 mcg
Form
Not listed
Other Ingredients (5)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Beet ColorColorant
Natural red-pink colorant from dehydrated beets or beet juice; the pigment is betanin
KelpFood
Dried brown seaweed used as a whole-food source of iodine and trace minerals.
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
How to Take It
Best taken in the morning
Contains Caffeine, which is stimulating — keep it to the morning. Take it with a meal containing fat — the vitamin D in it absorbs poorly without one.
With a meal containing fat
Keep it away from iron-rich meals
Space it a couple of hours from Iron
On the label
Consume 2 capsules daily. Contains caffeine (200mg/serving). Not recommended for children or pregnant women.
General guidance based on the ingredients, not a substitute for the label or your doctor.
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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.