BioStacks
Best for
Ingredients (4)
Chlorella
100%Dose
2000 mg
Target
1500–8000 mg
Form
—
Vitamin B12
1%Dose
2 mcg
Target
250–5000 mcg
Form
Not listed
Vitamin A
69%Dose
480 mcg RAE
Target
700–1500 mcg
Form
Not listed
Iron
1 mgTrace amount — not scored
Other Ingredients (3)
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
How to Take It
Best taken in the morning
The Vitamin B12 in it is what pulls this toward the morning. Take it with a meal containing fat — the vitamin A in it absorbs poorly without one.
With a meal containing fat
On the label
4 tablets daily, preferably with meals.
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.