What is the Difference Between Brands of Anti Aging Wrinkle Cream?

Why is that so many people are brand set when it comes to certain things such as shampoo and macaroni and cheese but when it comes to their anti aging wrinkle cream they will use just an old brand? Will just any old brand of anti aging wrinkle cream really do what you want it to do? This will really depend on if the anti aging cream that you have purchased is really made to fight the signs of aging.