Energy Drinks · Drink database
Caffeine in Celsius Celsius Essentials
270 mg
per 16 oz can Very high
≈ 16.9 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) |
|---|---|---|---|
| 16 oz can (16 oz) | 270 mg | 68% | 10:20 AM |
Cutoff column: average metabolism (5 h half-life), ~50 mg bedtime threshold — run it with your bedtime →
How it compares
Celsius Celsius Essentials 270 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 270 mg per 16 oz can, this drink is 68% of the FDA's 400 mg daily ceiling for healthy adults.
Source: Manufacturer label · confidence: medium
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Related reading: coffee vs tea vs energy drinks · when to stop before bed