Rare Intervention. Damaged, dull hair screaming for a miracle? Conditions for a nourishing revival. With a touch of Morocco's legendary Argan oil, this formula works to revive natural shine, softness and strengthen against future damage. Nourishing Shampoo with Moroccan Argan Oil and luscious scent. Prime it right. Also try Moroccan My Shine Conditioner. As rare as a Miracle. It is said that for centuries, Moroccan women have used Argan Oil to preserve and enhance their beautiful skin, hair and nails. The legend of the miraculous Argan Tree and its precious oil spread to the world with the 1867 Paris debut. With Argan Oil. The makers of Clairol Herbal essences do not manufacture private label brands.