Byrdie on MSN

The Shampoo in Your Shower May Past Its Prime—Here's How to Tell When It's Expired

Maybe you only shampoo and condition your hair once a week, or perhaps you rotate through many different products. In either ...
AOL

Yes, Your Shampoo Can Expire—Here's How To Tell If Yours Has Gone Bad

Whether you wash your hair once a week or every day, there’s a good chance that you’ve asked yourself the question: Does shampoo expire? The short answer is yes—shampoo doesn’t last forever. Jennifer ...
Yahoo

Do shampoos and conditioners expire? We asked the experts if old products can damage your hair

While I go through mascaras as quickly as I go through salt packets and cleansers as speedily as I do toothpaste, shampoos and conditioners on the other hand are another story. If, like me, you only ...