OMG, yes. Salon quality products are usually made with the highest quality ingredients and sold through professional distribution channels only for a reason. The benefits, and value, can only be appreciated and communicated through knowledgeable salon professionals that understand why the quality matters. If you want very simple products that do a very simple job, you can get your information from a 30 second commercial. If you want advanced products that do exceptional job, go see a professional. Think about this in terms of over-the-counter drugs versus prescription drugs. Your salon professional is much like your doctor in this case.
Also, be weary of salon quality products that are sold off the shelf in drug stores. There is a great hon on this topic http://hubpages.com/style/Product-Diversion