Question: what happens if you drink 5 cans of redbull?
Answer: May lead to caffeine overdose and possible toxicity As one small 8.4-ounce (260-ml) can of Red Bull provides 75 mg of caffeine, drinking more than 5 cans per day could increase your risk of caffeine overdose ( 2 ). ... As a result, it's hard to determine the exact amount of Red Bull that could lead to caffeine overdose.