How much caffeine is in Starbucks Sugar Cookie Latte?
A hot Grande (16 fl oz) Starbucks Sugar Cookie Latte has 170 mg of caffeine.
That's about 2 cups of brewed coffee, and 43% 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 60 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 |
|---|---|---|---|
| Short | 8 fl oz (237 ml) | 85 mg | 11 |
| Tall, hot | 12 fl oz (355 ml) | 85 mg | 7.1 |
| Tall, iced | 12 fl oz (355 ml) | 95 mg | 7.9 |
| Grande, hot shown above | 16 fl oz (473 ml) | 170 mg | 11 |
| Grande, iced | 16 fl oz (473 ml) | 195 mg | 12 |
| Venti, hot | 20 fl oz (591 ml) | 170 mg | 8.5 |
| Venti, iced | 24 fl oz (710 ml) | 290 mg | 12 |
Iced and hot versions have the same caffeine except where the table lists them separately.
Source: starbucks.com · checked 10 Nov 2026
Latest time to drink it
For an 11 pm bedtime, most people should finish a hot Grande (16 fl oz) Starbucks Sugar Cookie Latte by about 1:40 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 | 6:40 am | 11:40 am | 4:40 pm |
| 10 pm | 7:40 am | 12:40 pm | 5:40 pm |
| 11 pm | 8:40 am | 1:40 pm | 6:40 pm |
| Midnight | 9:40 am | 2:40 pm | 7:40 pm |
| 1 am | 10:40 am | 3:40 pm | 8:40 pm |
For a hot Grande (16 fl oz) Starbucks Sugar Cookie Latte, 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 hot Grande (16 fl oz) Starbucks Sugar Cookie Latte peaks in your blood about 75 minutes after you start it, at roughly 145 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 | 119 mg | 79 mg | 52 mg | 34 mg |
So one had at 3 pm leaves about 60 mg at 11 pm. How long caffeine lasts explains the curve.
How it compares
Starbucks Sugar Cookie Latte is stronger than 64% of the 90 coffee-shop drinks we track, by caffeine per serving.
Per fluid ounce (11 mg) it is stronger than 62% of them.
To reach 400 mg in a day you would need about 2½ of these.
Less caffeine
- Starbucks Dubai Chocolate Mocha 165 mg, Grande
- Smoothie King Hulk Espresso 159 mg, 20 fl oz cup
- Starbucks Caffè Latte 150 mg, Grande
More caffeine
- Starbucks Caffè Mocha 175 mg, Grande
- Starbucks Peppermint Mocha 175 mg, Grande
- Starbucks Iced Coffee 185 mg, Grande
Same caffeine: Starbucks Blonde Vanilla Latte, Starbucks Gingerbread Latte, Starbucks Half-Caff Pike Place Roast.
FAQ
Is Starbucks Sugar Cookie Latte high in caffeine?
Yes. A hot Grande (16 fl oz) Starbucks Sugar Cookie Latte has 170 mg, which is 1.8 times an 8 fl oz cup of brewed coffee (95 mg).
How much caffeine is in a Short Starbucks Sugar Cookie Latte?
A Short (8 fl oz) Starbucks Sugar Cookie Latte has 85 mg of caffeine, 85 mg less than a hot Grande (16 fl oz) Starbucks Sugar Cookie Latte.
How much caffeine is in a Venti iced Starbucks Sugar Cookie Latte?
An iced Venti (24 fl oz) Starbucks Sugar Cookie Latte has 290 mg of caffeine, 120 mg more than a hot Grande (16 fl oz) Starbucks Sugar Cookie Latte.
Can I drink Starbucks Sugar Cookie Latte at night?
Not if you want to sleep well. Had at 7 pm, it leaves about 104 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 1:40 pm.
How long does the caffeine in Starbucks Sugar Cookie Latte last?
It peaks about 75 minutes after you start it. Of the 170 mg, about 79 mg is still in you 6 hours later and 34 mg after 12 hours, for an average adult with a 5-hour half-life.
Does Starbucks Sugar Cookie Latte have more caffeine than Red Bull?
Yes. A hot Grande (16 fl oz) Starbucks Sugar Cookie Latte has 170 mg; an 8.4 fl oz can of Red Bull has 80 mg.
Method and limits
The caffeine figure comes from starbucks.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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