Yes, you can.
As with most things in life, moderation is the key. Scientific studies have not demonstrated any problems with caffeine consumption during pregnancy until a woman consumes over 700 mg per day. That’s a lot of caffeine! To be safe, and to make sure that a woman never approaches that amount of caffeine consumption, we recommend that women limit themselves to 350 mg of caffeine per day.
Click here to find out how much caffeine is in your favorite beverage.