Coffee & Espresso · Drink database
Caffeine in Instant Decaf Coffee
2 mg
per 8 oz cup Caffeine-free
≈ 0.3 mg per fl oz
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Every serving size
| Serving | Caffeine | % of 400 mg day | Finish by (10:30 PM bed) |
|---|---|---|---|
| 8 oz cup (8 oz) | 2 mg | 1% | Any time |
Cutoff column: average metabolism (5 h half-life), ~50 mg bedtime threshold — run it with your bedtime →
How it compares
Instant Decaf Coffee 2 mg
Green tea (8 oz) 28 mg
Black tea (8 oz) 47 mg
Brewed coffee (8 oz) 96 mg
Monster (16 oz) 160 mg
Bang (16 oz) 300 mg
This one spends nothing from your daily caffeine budget — a free evening ritual. At 2 mg per 8 oz cup, this drink is 1% of the FDA's 400 mg daily ceiling for healthy adults.
Source: USDA FoodData Central · confidence: high
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