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Hawaiian Shaved Ice

Backed by 25 studies

Overall grade based on research across 8 ingredients.

C
59out of 100Grade C
Research evidence score

Weighed against 25 published studies · led by Taurine

How the ingredients work together

Known interactions from published nutrition research — separate from the evidence grade.

Caffeine + L-TheanineWork together

L-theanine smooths caffeine's stimulant edge; trials show improved attention with fewer jitters versus caffeine alone.

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Ingredient breakdown

C
TaurineSupports cardiovascular function and exercise performance
Research direction: InconclusiveEvidence: 5 studiesEvidence strength: Moderate - supportive but mixed
C
L-TheaninePromotes relaxation without drowsiness
Research direction: InconclusiveEvidence: 5 studiesEvidence strength: Moderate - supportive but mixed
C
CaffeineImproves alertness and cognitive performance
Research direction: InconclusiveEvidence: 5 studiesEvidence strength: Moderate - supportive but mixed
B
NiacinamideReduces hyperpigmentation and improves skin barrier
Research: Established essential nutrientEvidence strength: Established essential nutrient — extensively researched
C
InositolSupports mood regulation and insulin signaling
Research direction: InconclusiveEvidence: 5 studiesEvidence strength: Moderate - supportive but mixed
B
BiotinSupports hair and nail growth
Research: Established essential nutrientEvidence strength: Established essential nutrient — extensively researched
B
Vitamin B6Supports energy metabolism and neurotransmitter synthesis
Research: Established essential nutrientEvidence strength: Established essential nutrient — extensively researched
C
Sodium CitrateGeneral health support
Research direction: InconclusiveEvidence: 5 studiesEvidence strength: Moderate - supportive but mixed

This summary describes only the ingredients and the research behind them — it is not a judgment of the product or its marketing. Grades reflect the weight of published evidence cross-referenced against 350M+ research papers. How we grade →

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