Jericho Black Mud shampoo has been specifically developed for people with skin ailments. Medical tests have proved that specially formulated combination of natural Dead Sea salts and mud provide general relief from the symptoms of seborrheic dermatitis, psoriasis and other skin-related ailments. The organic compounds also help to regulate secretions of the sebaceous glands, thereby preventing the weakening of hair follicles and formation of acne. Lavender, vitamin E and avocado oils work together to moisturize and condition hair in a natural way without unsightly buildup.