Not intended for use by those with a medical condition. Use only as directed. Do not exceed recommended daily intake. Not intended for use by persons under age 18. Consult your physician prior to use if you are pregnant or nursing, or if you are taking medication, including but not limited to, MAO Inhibitors, antidepressants, aspirin, non-steroidal anti-inflammatory drugs or products containing ephedrine, pseudoephedrine, synephrine, phenylephrine, caffeine or other stimulants. Contains caffeine. Do not consume caffeine from other sources, including but not limited to coffee, tea, soda, and other dietary supplements or medications containing caffeine. Consult your physician prior to use if you have a medical condition, including, but not limited to, heart, kidney, liver, or thyroid disease, psychiatric or epileptic disorders, difficulty urination, diabetes, high blood pressure, cardiac arrhythmia, recurrent headaches, enlarged prostate or glaucoma. Discontinue 2 weeks prior to surgery or if you experience rapid heartbeat, dizziness, severe headache or shortness of breath. Do not use for more than 8 weeks.