Do not use in combination with caffeine or any stimulants from other sources, including but not limited to coffee, tea, soda, and other dietary supplements or medications. Do not use under extreme conditions of heat, sleep deprivation or dehydration. Do not combine with Alcohol. This product is only intended to be consumed by healthy adults 18 years of age or older. Consult with your physician before using this product, especially if you are using any prescription or over the counter medication or if you have any pre-existing medica condition including but not limited to: high or low blood pressure, cardiac arrhythmia, stroke, heart, liver, or thyroid disease, seizure disorder, psychiatric disease, have diabetes, difficulty urinating due to prostate enlargement or if you are taking MAOI (Monoamine oxidase inhibitor) or any other medication. This product contains caffeine and should not be taken by individuals wishing to eliminate this ingredient from their diet. Discontinue use 2 weeks prior to surgery. Discontinue use and consult your health care professional if you experience any adverse reaction to this product. Do not exceed recommended serving. Do not take if pregnant or nursing.