Energy drinks
Caffeine in Red Bull Red Bull
Analyzing the caffeine content, clearance timeline, and sleep impact of Red Bull Red Bull.
Caffeine Quick Facts
Caffeine Amount 80 mg
Serving Size 8.4 oz can
Category Energy drinks
Brand Red Bull
Comparison & Strength
A serving of Red Bull Red Bull has 80 mg of caffeine.
1.3x Espresso Shots (63mg)
0.8x Drip Coffee Cups (95mg)
Estimated Clearance Timeline
Assuming an average adult half-life of ~5 hours:
5 Hours Later → ~40 mg left
10 Hours Later → ~20 mg left
15 Hours Later → ~10 mg left
Interactive Timeline Calculator
Track how drinking Red Bull Red Bull fits into your day and affects your bedtime. Adjust your bedtime or add other drinks below.
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Calculations assume an average adult caffeine half-life of approximately 5 hours and an estimated absorption period of around 45 minutes. Individual responses to caffeine may vary.