Tea
Caffeine in Pure Leaf Unsweetened Black Tea
84mg
per 18.5 oz
≈ 1 coffee≈ 1 Red Bull21% of FDA daily max
Is that a lot?
Pure Leaf Unsweetened Black Tea is 21% of the FDA’s recommended daily maximum, in a single 18.5 oz.
Green tea
Espresso
Red Bull
Pure Leaf Unsweetened Black Tea
Coffee
FDA daily max · 400mg
Before bed
When can I drink Pure Leaf Unsweetened Black Tea and still sleep?
Your Pure Leaf Unsweetened Black Tea cutoff
You drink it at
Bedtime
Pure Leaf Unsweetened Black Tea · 84 mg · assuming an average ~5 h half-life
At bedtime
28 mg
close to optimal
Latest safe Pure Leaf Unsweetened Black Tea: 7:15 PM
How much caffeine is in Pure Leaf Unsweetened Black Tea?
An 18.5 oz bottle of Pure Leaf Unsweetened Black Tea carries about 84 mg of caffeine, roughly 54 mg per 12 oz. Real-brewed and sugar-free, the full bottle approaches a cup of coffee in strength.
| Serving | Caffeine | Sugar |
|---|---|---|
| 18.5 oz | 84 mg | 0 g |
Per 18.5 oz bottle; ~54 mg per 12 oz.
Will Pure Leaf Unsweetened Black Tea affect your sleep?
From 84 mg, a full bottle takes a few hours to fall under 50 mg, so an afternoon one can still be active in the early evening. A morning or lunchtime bottle is the safer pick for sleep.
Source: Manufacturer label