What's your caffeine source?
Pick one source. We'll show what it takes to hit 0 mg.
Instant Coffee
1 tsp • 60 mg
Espresso
1 shot • 63 mg
Red Bull
250 ml can • 80 mg
Monster Energy
500 ml can • 160 mg
Green Tea
250 ml cup • 30 mg
Black Tea
250 ml cup • 45 mg
Coca-Cola
330 ml can • 32 mg
Diet Coke
330 ml can • 42 mg
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