How much caffeine is in Starbucks Cold Brew (Grande)?
中文：星巴克冷萃大杯
Caffeine content
205 mg
Typical range: 190–220 mg
per 16 fl oz (473 ml)
About this drink
Cold brew is steeped for ~20 hours at room temperature, extracting more caffeine per gram of beans than hot drip. A Grande Cold Brew has 30-40% more caffeine than the same size iced coffee.
Ingredients: Cold-steeped 20-hour brew
When will it clear your system?
205 mg in a 16oz glass is a sustained-release dose — cold brew typically has a slower absorption curve due to milk fat or ice dilution. The total dose is high; the timing curve is gentle.
Based on caffeine's 5-hour half-life, a Starbucks Cold Brew (Grande) consumed at 2:00 PM drops below the sleep-safe threshold (~20 mg) by approximately 06:47 the same evening.
Where this fits in a daily limit
That's already over the 200 mg pregnancy guideline and 51% of the 400 mg general adult daily limit. Single-drink dose is meaningful.
See our pregnancy caffeine guide or half-life sleep math for the deep dive.
How it compares
| Drink | Caffeine |
|---|---|
Starbucks Cold Brew (Grande) Starbucks | 205 mg |
| Starbucks Iced Coffee (Grande) Starbucks | 165 mg |
| Starbucks Pike Place (Grande) Starbucks | 310 mg |
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Learn more about SipNoteFrequently asked questions
How much caffeine is in a Starbucks Cold Brew (Grande)?
A 16 fl oz (473 ml) Starbucks Cold Brew (Grande) contains approximately 205 mg of caffeine. Actual values may range from 190 to 220 mg depending on preparation and source variation.
Is Starbucks Cold Brew (Grande) safe during pregnancy?
The current ACOG and NHS guideline is under 200 mg of caffeine per day during pregnancy. A single Starbucks Cold Brew (Grande) already exceeds the 200 mg pregnancy guideline — best avoided during pregnancy or limited to half the serving. Always consult your obstetrician for personalized advice.
When should I stop drinking Starbucks Cold Brew (Grande) for sleep?
Caffeine has a 5-hour half-life. To have under 20 mg circulating at bedtime (the typical sleep-safe threshold), stop drinking Starbucks Cold Brew (Grande) about 17 hours before sleep. 205 mg in a 16oz glass is a sustained-release dose — cold brew typically has a slower absorption curve due to milk fat or ice dilution. The total dose is high; the timing curve is gentle.
Starbucks Cold Brew (Grande) vs Starbucks Iced Coffee (Grande) — which has more caffeine?
Starbucks Cold Brew (Grande) contains 205 mg per serving; Starbucks Iced Coffee (Grande) contains 165 mg per 16 fl oz (473 ml). Starbucks Cold Brew (Grande) is the stronger of the two.
Does Starbucks Cold Brew (Grande) keep you awake?
205 mg is high caffeine. For sleep-sensitive people, Starbucks Cold Brew (Grande) after noon may affect sleep onset and quality.
Caffeine values shown are typical for the listed serving size. Actual content varies by preparation, brewing method, batch, and brand reformulation. Not medical advice — consult a healthcare provider for personalized guidance.