How much caffeine is in Dunkin' Bottled Iced Coffee?
A 13.7 fl oz bottle of Dunkin' Bottled Iced Coffee has 193 mg of caffeine.
That's about 2 cups of brewed coffee, and half of the 400 mg a day the FDA cites for most healthy adults.
Source: USDA FoodData Central · checked 10 Nov 2026
When did you have it?
Had at 3 pm, about 68 mg is still in you at an 11 pm bedtime. That might affect your sleep.
Your whole day, every drink, in the free CaffeineIQ check. The iPhone app is coming soon.
Latest time to drink it
For an 11 pm bedtime, most people should finish a 13.7 fl oz bottle of Dunkin' Bottled Iced Coffee by about 12:45 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 | 5:45 am | 10:45 am | 3:45 pm |
| 10 pm | 6:45 am | 11:45 am | 4:45 pm |
| 11 pm | 7:45 am | 12:45 pm | 5:45 pm |
| Midnight | 8:45 am | 1:45 pm | 6:45 pm |
| 1 am | 9:45 am | 2:45 pm | 7:45 pm |
For a 13.7 fl oz bottle of Dunkin' Bottled Iced Coffee, 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 a 13.7 fl oz bottle of Dunkin' Bottled Iced Coffee peaks in your blood about 75 minutes after you start it, at roughly 165 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 | 136 mg | 89 mg | 59 mg | 39 mg |
So one had at 3 pm leaves about 68 mg at 11 pm. How long caffeine lasts explains the curve.
How it compares
Dunkin' Bottled Iced Coffee is stronger than 86% of the 8 bottled and canned coffees we track, by caffeine per serving.
Per fluid ounce (14 mg) it is stronger than 50% of them.
To reach 400 mg in a day you would need about 2 of these.
Less caffeine
- RISE Nitro Cold Brew 180 mg, 7 fl oz can
- Wandering Bear Cold Brew 150 to 160 mg, 6 fl oz serving
- Super Coffee Espresso 150 mg, 1 can, Espresso
More caffeine
- Super Coffee XXTRA 200 mg, 1 can
FAQ
Is Dunkin' Bottled Iced Coffee high in caffeine?
Yes. A 13.7 fl oz bottle of Dunkin' Bottled Iced Coffee has 193 mg, which is 2 times an 8 fl oz cup of brewed coffee (95 mg).
Can I drink Dunkin' Bottled Iced Coffee at night?
Not if you want to sleep well. Had at 7 pm, it leaves about 118 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 12:45 pm.
How long does the caffeine in Dunkin' Bottled Iced Coffee last?
It peaks about 75 minutes after you start it. Of the 193 mg, about 89 mg is still in you 6 hours later and 39 mg after 12 hours, for an average adult with a 5-hour half-life.
Does Dunkin' Bottled Iced Coffee have more caffeine than Red Bull?
Yes. A 13.7 fl oz bottle of Dunkin' Bottled Iced Coffee has 193 mg; an 8.4 fl oz can of Red Bull has 80 mg.
Method and limits
The caffeine figure comes from USDA FoodData Central; 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.