These ingredients include fragrances because they may also be made with toxic ingredients. Petroleum based alcohols will irritate your skin and destroy its natural layer of acid. This will leave you open to viruses, bacteria, and molds. Some ingredients such as paraben and Dioxane are known to have cancer causing properties. They’ve also been linked to depression, stress, and skin problems. Many companies are aware of this but use the ingredients any way. These ingredients should be avoided at all costs.