How much caffeine is in Dutch Bros Rebel Energy Drink?
An iced Medium (24 oz) Dutch Bros Rebel Energy Drink has 115 mg of caffeine.
That's about one cup of brewed coffee, and 29% of the 400 mg a day the FDA cites for most healthy adults.
Source: dutchbros.com · checked 10 Nov 2026
When did you have it?
Had at 3 pm, about 40 mg is still in you at an 11 pm bedtime. That should not affect most people’s sleep.
Your whole day, every drink, in the free CaffeineIQ check. The iPhone app is coming soon.
Sizes
| Size | Volume | Caffeine | mg per fl oz |
|---|---|---|---|
| Small (16 oz), iced | 16 fl oz (473 ml) | 75 mg | 4.7 |
| Medium (24 oz), iced shown above | 24 fl oz (710 ml) | 115 mg | 4.8 |
| Large (32 oz), iced | 32 fl oz (946 ml) | 150 mg | 4.7 |
| Small (16 oz), blended | 16 fl oz (473 ml) | 70 mg | 4.4 |
| Medium (24 oz), blended | 24 fl oz (710 ml) | 100 mg | 4.2 |
| Large (32 oz), blended | 32 fl oz (946 ml) | 130 mg | 4.1 |
Iced and hot versions have the same caffeine except where the table lists them separately.
Source: dutchbros.com · checked 10 Nov 2026
Latest time to drink it
For an 11 pm bedtime, most people should finish an iced Medium (24 oz) Dutch Bros Rebel Energy Drink by about 4:30 pm. The table works it out for other bedtimes and for how sensitive you are: it is the latest time to start one so that the caffeine left stays under the line all night.
| Bedtime | Very sensitive under 25 mg | Average under 50 mg | Not very sensitive under 100 mg |
|---|---|---|---|
| 9 pm | 9:30 am | 2:30 pm | Any time |
| 10 pm | 10:30 am | 3:30 pm | Any time |
| 11 pm | 11:30 am | 4:30 pm | Any time |
| Midnight | 12:30 pm | 5:30 pm | Any time |
| 1 am | 1:30 pm | 6:30 pm | Any time |
For an iced Medium (24 oz) Dutch Bros Rebel Energy Drink, average clearance (half-life 5 h), 8 hours of sleep. "Any time" means even one at bedtime stays under the line.
How long it lasts
The caffeine from an iced Medium (24 oz) Dutch Bros Rebel Energy Drink peaks in your blood about 75 minutes after you start it, at roughly 98 mg. Half of it is gone in about 5 hours for an average adult; that ranges from roughly 3 to 7 hours, and longer in pregnancy or with some medicines.
| Time after | 3 hours | 6 hours | 9 hours | 12 hours |
|---|---|---|---|---|
| Still in you | 81 mg | 53 mg | 35 mg | 23 mg |
So one had at 3 pm leaves about 40 mg at 11 pm. How long caffeine lasts explains the curve.
How it compares
Dutch Bros Rebel Energy Drink is stronger than 13% of the 41 energy drinks we track, by caffeine per serving.
Per fluid ounce (4.8 mg) it is stronger than 0% of them.
To reach 400 mg in a day you would need about 3½ of these.
Less caffeine
- Red Bull 80 mg, 8.4 fl oz can
- Red Bull Editions 80 mg, 8.4 fl oz can
- Red Bull Sugarfree 80 mg, 8.4 fl oz can
More caffeine
- Clean Cause Yerba Mate 120 mg, 12 fl oz can
- Uptime Energy 142 mg, 12 fl oz bottle
- Monster Zero Ultra 150 mg, 16 fl oz can
FAQ
Is Dutch Bros Rebel Energy Drink high in caffeine?
Yes. An iced Medium (24 oz) Dutch Bros Rebel Energy Drink has 115 mg, which is 1.2 times an 8 fl oz cup of brewed coffee (95 mg).
How much caffeine is in a Small iced Dutch Bros Rebel Energy Drink?
An iced Small (16 oz) Dutch Bros Rebel Energy Drink has 75 mg of caffeine, 40 mg less than an iced Medium (24 oz) Dutch Bros Rebel Energy Drink.
How much caffeine is in a Large, blended Dutch Bros Rebel Energy Drink?
A Large (32 oz), blended Dutch Bros Rebel Energy Drink has 130 mg of caffeine, 15 mg more than an iced Medium (24 oz) Dutch Bros Rebel Energy Drink.
Can I drink Dutch Bros Rebel Energy Drink at night?
Not if you want to sleep well. Had at 7 pm, it leaves about 70 mg in an average adult at an 11 pm bedtime, above the 50 mg most people sleep fine with. The latest time for an 11 pm bedtime is about 4:30 pm.
How long does the caffeine in Dutch Bros Rebel Energy Drink last?
It peaks about 75 minutes after you start it. Of the 115 mg, about 53 mg is still in you 6 hours later and 23 mg after 12 hours, for an average adult with a 5-hour half-life.
Does Dutch Bros Rebel Energy Drink have more caffeine than a cup of coffee?
Yes. An iced Medium (24 oz) Dutch Bros Rebel Energy Drink has 115 mg; an 8 fl oz cup of coffee has 95 mg.
Method and limits
The caffeine figure comes from dutchbros.com and the other sources listed above; recipes, brewing and batches vary, so a real serving can differ. The curves use a standard one-compartment model with an average 5-hour half-life and a sleep-friendly line of 50 mg; your own body may clear caffeine faster or slower. How it works has the details.
These are estimates for information, not medical advice.
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