How much caffeine is in Starbucks Vanilla Protein Cream Cold Brew?
A Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew has 205 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: starbucks.com · checked 10 Nov 2026
When did you have it?
Had at 3 pm, about 72 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.
Sizes
| Size | Volume | Caffeine | mg per fl oz |
|---|---|---|---|
| Tall | 12 fl oz (355 ml) | 155 mg | 13 |
| Grande shown above | 16 fl oz (473 ml) | 205 mg | 13 |
| Venti | 24 fl oz (710 ml) | 310 mg | 13 |
| Trenta | 30 fl oz (887 ml) | 360 mg | 12 |
Source: starbucks.com · checked 10 Nov 2026
Latest time to drink it
For an 11 pm bedtime, most people should finish a Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew by about 12:20 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 | 5:20 am | 10:20 am | 3:20 pm |
| 10 pm | 6:20 am | 11:20 am | 4:20 pm |
| 11 pm | 7:20 am | 12:20 pm | 5:20 pm |
| Midnight | 8:20 am | 1:20 pm | 6:20 pm |
| 1 am | 9:20 am | 2:20 pm | 7:20 pm |
For a Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew, 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 Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew peaks in your blood about 75 minutes after you start it, at roughly 175 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 | 144 mg | 95 mg | 63 mg | 41 mg |
So one had at 3 pm leaves about 72 mg at 11 pm. How long caffeine lasts explains the curve.
How it compares
Starbucks Vanilla Protein Cream Cold Brew is stronger than 82% of the 90 coffee-shop drinks we track, by caffeine per serving.
Per fluid ounce (13 mg) it is stronger than 82% of them.
To reach 400 mg in a day you would need about 2 of these.
Less caffeine
- Starbucks Flat White 195 mg, Grande
- Starbucks Chocolate Cream Cold Brew 190 mg, Grande
- Starbucks Tiramisu Velvet Cold Brew 190 mg, Grande
More caffeine
- Starbucks Aerocano 225 mg, Grande
- Starbucks Caffè Americano 225 mg, Grande
- Starbucks Iced Shaken Espresso 225 mg, Grande
Same caffeine: Starbucks Cold Brew.
FAQ
Is Starbucks Vanilla Protein Cream Cold Brew high in caffeine?
Yes, very. A Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew has 205 mg, which is 2.2 times an 8 fl oz cup of brewed coffee (95 mg).
How much caffeine is in a Tall Starbucks Vanilla Protein Cream Cold Brew?
A Tall (12 fl oz) Starbucks Vanilla Protein Cream Cold Brew has 155 mg of caffeine, 50 mg less than a Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew.
How much caffeine is in a Trenta Starbucks Vanilla Protein Cream Cold Brew?
A Trenta (30 fl oz) Starbucks Vanilla Protein Cream Cold Brew has 360 mg of caffeine, 155 mg more than a Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew.
Can I drink Starbucks Vanilla Protein Cream Cold Brew at night?
Not if you want to sleep well. Had at 7 pm, it leaves about 125 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 12:20 pm.
How long does the caffeine in Starbucks Vanilla Protein Cream Cold Brew last?
It peaks about 75 minutes after you start it. Of the 205 mg, about 95 mg is still in you 6 hours later and 41 mg after 12 hours, for an average adult with a 5-hour half-life.
Does Starbucks Vanilla Protein Cream Cold Brew have more caffeine than Red Bull?
Yes. A Grande (16 fl oz) Starbucks Vanilla Protein Cream Cold Brew has 205 mg; an 8.4 fl oz can of Red Bull has 80 mg.
Method and limits
The caffeine figure comes from starbucks.com; 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. If you are pregnant, ask your doctor; common guidance is under 200 mg a day.
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