Hangovers are terrible and we're here to help. BrightDay Hangover Prevention is a formula of antioxidants, enzymes and vitamins that effectively reduces hangovers. Many people think that hangovers are caused by dehydration, but this is only part of the problem. Toxins released while metabolizing alcohol are the main cause of nausea and foggy-headed feelings associated with hangovers. This hangover remedy is a scientifically-formulated blend of natural ingredients and effectively removes the toxins from alcohol that cause hangovers. With BrightDay Hangover Prevention you'll cure hangovers before they start. This hangover cure will reduce headaches, nausea and fatigue while supporting a health liver. We have a 100% satisfaction guarantee. If you don't like the product, don't worry! We'll offer you a full refund, no questions asked. The BrightDay formula was thoughtfully created with research assistance from partner PhDs, leveraging proven analysis by research institutes like National Center for Biotechnology Information. We manufacture in New York at an FDA-inspected cGMP facility. Non-GMO.