Caffeine & Sleep
Tea

Caffeine in White Tea

28mg
per 8 oz
7% of FDA daily max

Is that a lot?

White Tea is 7% of the FDA’s recommended daily maximum, in a single 8 oz.

Green tea
28 mg
White Tea
28 mg
Espresso
63 mg
Red Bull
80 mg
Coffee
95 mg
FDA daily max · 400mg
Before bed

When can I drink White Tea and still sleep?

Your White Tea cutoff
You drink it at
Bedtime
White Tea · 28 mg · assuming an average ~5 h half-life
At bedtime
9 mg
close to optimal
Latest safe White Tea: 11:00 PM

How much caffeine is in White Tea?

White tea is among the lightest brews, carrying about 28 mg of caffeine per cup, roughly a quarter of a coffee's. Delicate in flavor, it gives just a faint nudge of alertness.

ServingCaffeineSugar
8 oz28 mg0 g

Range ~15–30 mg.

Will White Tea affect your sleep?

At 28 mg, white tea is already under the 50 mg sleep-threshold and fades fast. It's a calm choice for an evening cup, with little impact on falling asleep.

Source: USDA FoodData Central

Related drinks

White Tea & sleep — FAQ

Very unlikely, with about 28 mg per cup white tea sits below the 50 mg threshold from the start and rarely interferes with sleep.

White Tea has 28 mg per 8 oz — about 7% of the FDA’s 400 mg daily maximum for healthy adults.

It depends on your bedtime and how fast you clear caffeine. Use the calculator above to see when White Tea drops below the ~50 mg “ok to sleep” threshold for your bedtime.

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