BIOEFFECT Serums are nontoxic, alcohol-free (alcohol denat, ethanol, isopropyl) oil-free, fragrance-free, paraben-free, phthalate-free, and mineral oil-free. Some other products such as Volcanic Exfoliator and EGF Power Cream contain oils that might affect sensitive skin. They always recommend that people who have or have had, a medical history of skin diseases, disorders, or are prone to allergies, consult their health professional before using a new skincare product.