Coffee & Espresso · Drink database
Caffeine in Red Eye (Drip + Espresso Shot)
208 mg
per 12 oz + 1 shot Very high
≈ 16.0 mg per fl oz
The ceiling is in sight. The ceiling is not a challenge.
Every serving size
| Serving | Caffeine | % of 400 mg day | Finish by (10:30 PM bed) |
|---|---|---|---|
| 8 oz + 1 shot (9 oz) | 160 mg | 40% | 2:06 PM |
| 12 oz + 1 shot (13 oz) | 208 mg | 52% | 12:13 PM |
Cutoff column: average metabolism (5 h half-life), ~50 mg bedtime threshold — run it with your bedtime →
How it compares
Red Eye (Drip + Espresso Shot) 208 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
Over half the FDA daily limit in one serving. The tracker will flag stacking a second one — and the cutoff calculator will push this earlier than you expect. At 208 mg per 12 oz + 1 shot, this drink is 52% of the FDA's 400 mg daily ceiling for healthy adults.
The diner classic for nights that need to end later than they should.
Source: Espresso math (drip 96/8 oz + shot 64) · confidence: high
Make it useful
Log this in the tracker Check my cutoff time
Related reading: coffee vs tea vs energy drinks · when to stop before bed