['Parabens. Parabens are an inexpensive and common type of preservative used in many different skincare products to keep the product fresh. ... ', 'Formaldehyde. ... ', 'Sodium lauryl sulphate/ sodium lauryl sulfate (SLS) ... ', 'Petrolatum. ... ', 'Coal tar. ... ', 'Hydroquinone. ... ', 'Triclosan. ... ', 'Oxybenzone.']