BioStacks
Best for
Ingredients (2)
Spirulina
100%Dose/day
2280 mg
Target
1000–3000 mg
Form
—
Vitamin A
58%Dose/day
408 mcg RAE
Target
700–1500 mcg
Form
Budget
Other Ingredients (1)
Capsule ShellCapsule
Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.
How to Take It
Take it anytime
Fat-soluble — take with a meal containing fat for better absorption. Time of day doesn't matter.
With a meal containing fat
Split into 3 doses across the day
On the label
Take 2 capsules three to four times daily, preferably with food.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$15.99
Cheaper than 66% of 29 spirulina 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.