BioStacks
HealthForce

Spirulina Manna

Powder · 2.4 Grams · 188 servings · $0.24/serving

iHerbAmazon

Every active here is dosed below the amount studied to work. See how each one compares in the breakdown below.

Ingredients (3)

Vitamin A

13%

Dose

90 mcg RAE

Target

700–1500 mcg

Form

Budget

Vitamin C

16%

Dose

4 mg

Target

25–200 mg

Form

Not listed

Iron

1.6 mg

Trace amount — not scored

Other Ingredients (1)

Spirulina Extract (Color)Colorant

Natural blue colorant derived from the cyanobacterium Arthrospira platensis (spirulina); the pigment is phycocyanin

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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.

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