Soda
Caffeine in Dr Pepper
41mg
per 12 oz
≈ 1 Red Bull10% of FDA daily max
Is that a lot?
Dr Pepper is 10% of the FDA’s recommended daily maximum, in a single 12 oz.
Green tea
Dr Pepper
Espresso
Red Bull
Coffee
FDA daily max · 400mg
Before bed
When can I drink Dr Pepper and still sleep?
Your Dr Pepper cutoff
You drink it at
Bedtime
Dr Pepper · 41 mg · assuming an average ~5 h half-life
At bedtime
14 mg
close to optimal
Latest safe Dr Pepper: 11:00 PM
How much caffeine is in Dr Pepper?
Dr Pepper carries about 41 mg of caffeine in a 12 oz can, landing between Pepsi and Mountain Dew on the soda scale. Its famous 23-flavor blend comes with around 40 grams of sugar to match.
| Serving | Caffeine | Sugar |
|---|---|---|
| 12 oz | 41 mg | 40 g |
Will Dr Pepper affect your sleep?
At 41 mg, Dr Pepper begins below the 50 mg sleep-threshold and clears within a couple of hours. The caffeine rarely troubles sleep, though a late, sugary can can still keep you restless.
Source: Manufacturer label