Other Information: Store at room temperature between 59-86 degrees F (15-30 degrees C). Protect from excessive moisture. Do not use if tamper-evident seal is broken or missing. Misc: Stay awake with Easy T' Take caffeine. Safe as coffee. Non-habit forming. What alertness is regular? Visit www.jet-alert.com. Questions 1-800-328-5890 weekdays 8:30-5:00 CST. Manufactured in the USA.