![In a placebo-controlled double-blind study caffeine improved attention best at 200 mg. The higher doses didn't lead to… | Higher dose, Food scientist, Energy drinks In a placebo-controlled double-blind study caffeine improved attention best at 200 mg. The higher doses didn't lead to… | Higher dose, Food scientist, Energy drinks](https://i.pinimg.com/736x/38/6d/34/386d34a72d44cf54a51856433630ef09.jpg)
In a placebo-controlled double-blind study caffeine improved attention best at 200 mg. The higher doses didn't lead to… | Higher dose, Food scientist, Energy drinks
How much caffeine is in an average cup of coffee, and how many cups can one drink before feeling its effects? - Quora
![FoodInsight.org on X: "On average, 3 cups of #coffee has about the same amount of #caffeine as 6 cups of tea - https://t.co/rdhz4Bgasc https://t.co/cjt7oRcIyT" / X FoodInsight.org on X: "On average, 3 cups of #coffee has about the same amount of #caffeine as 6 cups of tea - https://t.co/rdhz4Bgasc https://t.co/cjt7oRcIyT" / X](https://pbs.twimg.com/media/DznNn-sXcAEkz1T.png)
FoodInsight.org on X: "On average, 3 cups of #coffee has about the same amount of #caffeine as 6 cups of tea - https://t.co/rdhz4Bgasc https://t.co/cjt7oRcIyT" / X
![ACT Health on X: "Whether you love a hot cup of coffee or a pot of tea, research suggests that up to 400 mg of caffeine per day is ok for most ACT Health on X: "Whether you love a hot cup of coffee or a pot of tea, research suggests that up to 400 mg of caffeine per day is ok for most](https://pbs.twimg.com/media/EjZOmXuU4AEde73.png)