The Alojoba shampoo and conditioner by Bumble and bumble left my hair fabulously soft and half a shade lighter. Great if you're a blond maybe, but I'm a dark brunette and I'd like to stay that way.
Beware chamomile! I couldn't figure it out until I was lathering up one day (actually, this stuff doesn't really lather) and happened to read the list of ingredients.
Available on drugstore.com if you must.
(Image courtesy of drugstore.com)