Directions For C4 Extreme: DO NOT EXCEED RECOMMENDED DAILY INTAKE. USE ONLY AS DIRECTED. Add (4 - 6 oz.) of water for each serving. During your workout, it is recommended that you drink plenty of water. Athlete Disclosure: Due to the unique restrictions of amateur and professional sports organizations (e.g. WADA, NCAA, NFL, MLB, NBA, UIL, etc.), it is recommended that you consult with the appropriate governing body before taking this or any other dietary supplement product.Warnings: Not intended for use by persons under age 18. Do not exceed recommended does. Do not consume synephrine or caffeine from other sources, including but not limited to, coffee, tea, soda and other dietary supplements or medications containing phenylephrine or caffeine. Contains caffeine. Do not use for more than 8 weeks. Consult with your physician prior to use if you are pregnant or nursing, or if you are taking medications, including but not limited to MAOI inhibitors, antidepressants, aspirin, nonsteroidal anti-inflammatory drugs or products containing phenylephrine, ephedrine, pseudoephedrine, or other stimulants. Consult your physician prior to use if you have a medical condition, including but not limited to, heart, liver, kidney, or thyroid disease, psychiatric or epileptic disorders, difficulty urinating, 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 if safety seal is broken or missing. NOTE: Please do not use in combination with other dietary supplements, pharmaceuticals, foods that are considered to be stimulants. Always check the warning label before using C4 Extreme with other products.