100% pure natural sleep aid - each serving of Alteril contains a unique, 100% natural sleep formula that's gentle and easy on your body. Alteril is a non-habit-forming sleep aid that will not leave you groggy in the morning. Restful sleep - Alteril is designed to promote restful, natural sleep so you can wake up feeling refreshed and rejuvenated. Alteril is a unique blend of natural ingredients that promote relaxation and healthy sleep patterns without the use of harsh chemicals or prescription drugs. So you can get the sleep you need without worrying about unwanted side effects.