HopsDiscover Hops has a calming effect on the nervous system and is a common ingredient in products used to promote restful sleep. Helps calm and support the nervous system. May promote restful sleep. How It Works How It Works Hops has a calming effect on the nervous system and is a common ingredient in products used to promote restful sleep. It has nervine properties. Hops contains xanthohumol, which possesses antioxidant properties. Ingredients What's