Thank you for reaching out about our Secret Outlast Clear Gel Completely Clean Antiperspirant Deodorant. We're truly sorry to hear that your husband developed a itchy red rash. That's really not the kind of experience we want him to have when using our product and we understand how frustrating it can be. To make sure your comments get the attention they deserve, we'd like to gather more information about his experience. You both can be assured that your comments will be shared with our Health & Safety Team and with the rest of our Secret Team. We thoroughly evaluate our products to be safe when used as directed, and we maintain an ongoing monitoring program for quality and safety. As such, we take your report very seriously and appreciate that you took the time to get in touch. While all our ingredients are thoroughly evaluated to be safe and effective when used as directed, we recognize some people may have personal sensitivities and cannot tolerate a particular ingredient or formulation. If he hasn't already, we recommend that he discontinue using the product. We'd like to gather more information regarding his experience so please give us a call at (800) 964-1947 or email us through our Contact Us page so we may better assist him.