Sun, 03 May 2026 18:13:50 +0000

Does Shampoo Expire? What You Need to Know About Shelf Life and Usage When you reach for your favorite shampoo bottle on the bathroom shelf, a question often crosses your mind: Does shampoo expire? While it might not hold a “Use By” date like perishable foods, shampoo does have a shelf life—and understanding it can help you maintain healthier hair and better product performance. ### Does Shampoo Expire? Technically, shampoo doesn’t carry a traditional “expiration date.” Unlike fresh milk or yogurt, shampoo is a chemical formulation designed to last for months—sometimes years—when stored properly. However, it does degrade over time, especially when exposed to environmental factors like heat, light, and air.