How much caffeine is in chocolate-covered peanuts?
One cup (160 g) of chocolate-covered peanuts has 19 mg of caffeine.
You would need about 5 of these to equal a cup of brewed coffee (95 mg).
Source: USDA FoodData Central · checked 10 Nov 2026
When did you have it?
Had at 3 pm, about 6.7 mg is still in you at an 11 pm bedtime. That should not affect most people’s sleep.
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Per 100 g that is about 12 mg of caffeine.
Latest time to eat it
For an 11 pm bedtime, one cup (160 g) of chocolate-covered peanuts stays under the 50 mg most people sleep fine with, even late in the evening. 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 | Any time | Any time | Any time |
| 10 pm | Any time | Any time | Any time |
| 11 pm | Any time | Any time | Any time |
| Midnight | Any time | Any time | Any time |
| 1 am | Any time | Any time | Any time |
For one cup (160 g) of chocolate-covered peanuts, 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 one cup (160 g) of chocolate-covered peanuts peaks in your blood about 75 minutes after you start it, at roughly 16 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 | 13 mg | 8.9 mg | 5.9 mg | 3.9 mg |
So one had at 3 pm leaves about 6.7 mg at 11 pm. How long caffeine lasts explains the curve.
How it compares
Chocolate-covered peanuts is stronger than 64% of the 37 foods we track, by caffeine per serving.
To reach 400 mg in a day you would need about 21 of these.
Less caffeine
- Milky Way Midnight 15 mg, 1 bar
- Chocolate Mousse 14 mg, 1/2 cup
- Chocolate Chip Cookie 14 mg, 1 extra-large bakery cookie
More caffeine
- Chocolate Chip Muffin 20 mg, 1 large muffin
- Dark Chocolate 23 mg, 1 oz, 70-85% cacao
- M&M's Milk Chocolate 29 mg, 1 cup
Same caffeine: Chocolate-Covered Almonds.
FAQ
Is chocolate-covered peanuts high in caffeine?
No, it is low. One cup (160 g) of chocolate-covered peanuts has 19 mg, which is 20% of the 95 mg in an 8 fl oz cup of brewed coffee.
Can I eat chocolate-covered peanuts at night?
For most people, yes: even late in the evening one cup (160 g) of chocolate-covered peanuts stays under 50 mg at an 11 pm bedtime.
How long does the caffeine in chocolate-covered peanuts last?
It peaks about 75 minutes after you start it. Of the 19 mg, about 8.9 mg is still in you 6 hours later and 3.9 mg after 12 hours, for an average adult with a 5-hour half-life.
Does chocolate-covered peanuts have more caffeine than a cup of coffee?
No. One cup (160 g) of chocolate-covered peanuts has 19 mg; an 8 fl oz cup of coffee has 95 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.