Coffee & Espresso · Drink database
Caffeine in Starbucks Starbucks Espresso Frappuccino
165 mg
per grande High
≈ 10.3 mg per fl oz
Halfway to the ceiling in one go. Respect.
Every serving size
| Serving | Caffeine | % of 400 mg day | Finish by (10:30 PM bed) |
|---|---|---|---|
| Grande (16 oz) | 165 mg | 41% | 1:53 PM |
Cutoff column: average metabolism (5 h half-life), ~50 mg bedtime threshold — run it with your bedtime →
How it compares
Starbucks Starbucks Espresso Frappuccino 165 mg
Green tea (8 oz) 28 mg
Black tea (8 oz) 47 mg
Brewed coffee (8 oz) 96 mg
Monster (16 oz) 160 mg
Bang (16 oz) 300 mg
Spends a serious share of the 400 mg daily ceiling. Treat it as a morning-to-early-afternoon drink unless the calculator says otherwise. At 165 mg per grande, this drink is 41% of the FDA's 400 mg daily ceiling for healthy adults.
Source: Manufacturer label · confidence: medium
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