TODAY

Today's caffeine

Guest, Track every cup and understand today's intake.

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Estimated caffeine in body

0mgLow

Today's total

0mg · 0 drinks

Remaining daily allowance 400mg

This month's total0mg · 0 drinks

METABOLISM

Caffeine metabolism estimate

Estimated with a 5-hour half-life

Sleep reference line 100mg
6:00
9:00
12:00
15:00
18:00
21:00
0:00

This curve is a simplified estimate; metabolism varies with pregnancy, smoking, medication, and health.

ADD INTAKE

Log a drink

Loading the complete drink database · 30/206 · Selected: Starbucks · Latte

This intake75mg

HISTORY

Intake history

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References: the 400mg daily guideline for most healthy adults comes from the U.S. FDA; The approximately 5-hour half-life reference comes from NCBI. This feature does not provide medical advice.