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

ServingCaffeine% of 400 mg dayFinish 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

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

More energy drinks