Fwiw: my doctor once told me that at two cups a day, he thinks it would be irrelevant. That's a bit higher than the 200 mg cited in the wikipedia page. It defi

Fwiw: my doctor once told me that at two cups a day, he thinks it would be irrelevant. That's a bit higher than the 200 mg cited in the wikipedia page. It definitely is a consideration if you're drinking a lot of coffee.