Amika Color Pherfection Shampoo, 33.81 Ounce
Especially great for color-treated hair, the sulfate-free formula locks in color and balances out your hair's ph levels. The wonder ingredient is obliphica oil. Sourced from sea buckthorn berries, it contains rare omega 7 acids (typically found in fish oil) plus a mega-high dose of vitamin c (about 15 times more than an orange).