Do not tale if pregnant or nursing. Not for use by or sale to persons under age 18. Consult a health care professional prior to use if you have any medical condition or are taking any medication. The recommended serving of this product contains about as much caffeine as a cup of coffee. Limit the use of caffeine-containing medications, foods or beverages while taking this product because too much caffeine may cause nervousness, sleeplessness and occasionally rapid heartbeat. Keep out of reach of children.