Flat White — Caffeine

Caffeine estimate for Flat White: 195 mg (grande).

Caffeine estimate for Flat White: 195 mg (grande).

Caffeine by size (estimates)

SizeCaffeine
Short130mgSize page
Tall130mgSize page
Grande195mgSize page
Venti195mgSize page

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Last updated: July 13, 2026. All nutrition values are estimates and this site is not affiliated with Starbucks Corporation.