As a company that is looking to gain some support and get started, customer service and satisfaction is at the top of their priority list. For this reason, they have extensive customer service hours during which people can call with concerns or questions regarding the product. Max Test XtremeThe number can be found on the official website for the product. Representatives are available to provide service Monday through Friday from 9 am to 6 pm CST, and Saturdays from 11 am to 4 pm CST. There is also an email listed on the website for less urgent concerns or questions. http://www.alvenaandduaderma.com/max-test-xtreme/