Depends...: Caffeine is the most widely consumed "drug" in the world...And the amount that is safe varies quite a lot between people for a variety of reasons. You may either be tolerant or very susceptible to its effects. Generally speaking, the equivalent of 1-2 cups of coffee (about 100mg) a day is safe for most people. Of course, always ask your physician if you have concerns.
Answered 5/9/2016
6.1k views
4 doctors weighed in across 2 answers
5 doctors weighed in across 2 answers
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question