BioStacks
Nutricost

Guarana Powder 1 g

Powder · 1 Gram · 100 servings

iHerbAmazon
94 / 100Excellent

Best for

Energy

Score Breakdown

Formulation
94
Safety
100
Final score
94/100

Ingredients (1)

Caffeine

100%

Dose

220 mg

Target

100–400 mg

Form

—

Other Ingredients (1)

None

Not reviewed yet

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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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