How much caffeine is in RYZE Mushroom Coffee?
One cup of RYZE Mushroom Coffee (medium roast) has 48 mg of caffeine.
That's about half a cup of brewed coffee, and 12% of the 400 mg a day the FDA cites for most healthy adults.
Source: ryzesuperfoods.com · checked 10 Nov 2026
When did you have it?
Had at 3 pm, about 17 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 |
|---|---|---|---|
| 1 cup, medium roast shown above | 8 fl oz (237 ml) | 48 mg | 6.0 |
| 1 cup, dark roast | 8 fl oz (237 ml) | 80 to 90 mg | 11 |
Source: ryzesuperfoods.com · checked 10 Nov 2026
Latest time to drink it
For an 11 pm bedtime, one cup of RYZE Mushroom Coffee (medium roast) 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 | 3:50 pm | Any time | Any time |
| 10 pm | 4:50 pm | Any time | Any time |
| 11 pm | 5:50 pm | Any time | Any time |
| Midnight | 6:50 pm | Any time | Any time |
| 1 am | 7:50 pm | Any time | Any time |
For one cup of RYZE Mushroom Coffee (medium roast), 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 of RYZE Mushroom Coffee (medium roast) peaks in your blood about 75 minutes after you start it, at roughly 41 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 | 34 mg | 22 mg | 15 mg | 9.7 mg |
So one had at 3 pm leaves about 17 mg at 11 pm. How long caffeine lasts explains the curve.
How it compares
RYZE Mushroom Coffee is stronger than 10% of the 22 coffees made at home we track, by caffeine per serving.
Per fluid ounce (6.0 mg) it is stronger than 17% of them.
To reach 400 mg in a day you would need about 8½ of these.
Less caffeine
- Nescafé Decaf Instant Coffee 15 mg, 12 fl oz cup
- Decaf Coffee 2 to 15 mg, 8 fl oz cup
More caffeine
- illy Espresso 60 mg, 1 shot
- Instant Coffee 62 mg, 8 fl oz cup
- Espresso 63 mg, Single shot
FAQ
Is RYZE Mushroom Coffee high in caffeine?
It is moderate. One cup of RYZE Mushroom Coffee (medium roast) has 48 mg, which is 51% of the 95 mg in an 8 fl oz cup of brewed coffee.
How much caffeine is in 1 cup, dark roast of RYZE Mushroom Coffee?
One cup of RYZE Mushroom Coffee (dark roast) has 80 to 90 mg of caffeine, 37 mg more than One cup of RYZE Mushroom Coffee (medium roast).
Can I drink RYZE Mushroom Coffee at night?
For most people, yes: even late in the evening one cup of RYZE Mushroom Coffee (medium roast) stays under 50 mg at an 11 pm bedtime.
How long does the caffeine in RYZE Mushroom Coffee last?
It peaks about 75 minutes after you start it. Of the 48 mg, about 22 mg is still in you 6 hours later and 9.7 mg after 12 hours, for an average adult with a 5-hour half-life.
Does RYZE Mushroom Coffee have more caffeine than Red Bull?
No. One cup of RYZE Mushroom Coffee (medium roast) has 48 mg; an 8.4 fl oz can of Red Bull has 80 mg.
Method and limits
The caffeine figure comes from ryzesuperfoods.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.