Update!

Here is an  article about 5 things you don't need:

http://finance.yahoo.com/family-home/article/106963/Five-Everyday-Items-You-Don%27t-Need

Unless you have a sulfate allergy, expensive shampoo and personal care products aren't much different than their cheap counterparts.  

And remember- with coupons and smart shopping tactics- sometimes a name brand is cheaper than the store brand.