Methylisothiazolinone – Causes allergic reactions and irritations (Fairley, 2001). Parabens – Petroleum product. – Irritation of the skin and triggers can be a xerestrogen (Fairley, 2001). May play a role in the fall of sperm counts and rising breast cancer rates (Fairley, 2001). Used in 99% of all cosmetics (Fairley, 2001), and in many so-called "natural" products. Parraffin – Petroleum. – In the form of wax, mineral oil or petrolatum. – Comedogenic, ieblocks pores.

Propylene glycol – When oil. – Increases the amount of acid in the body, resulting in metabolic problems. – Large amounts are needed to produce this effect (Agency forToxic Substance and Disease Registry or ATSDR, 2003). Sodium laureth sulfate, sodium lauryl sulfate – Forms of carcinogenic nitrogen compounds when combined with specific ingredients. – Irritating to eyes, skin and lungs (Antczak, 2001). – Harmful if swallowed and can cause damage to eyes (Antczak, 2001).

Tallow – animal fats. – Not suitable for vegans, and can be a skin irritant. Toluene – Found in many nail products and nail polish remover. – Produced during the process of making gasoline and other fuels from crude oil or coal. – It evaporates into the air when the productosque containing toluene are opened. – May affect the nervous system, and / or cause fatigue, confusion, weakness, nausea or loss of appetite. – Symptoms disappear when exposure is eliminated (ATSDR, 2003). In Canada, not all cosmetics from its list of ingredients on labels, but have more free telephone numbers that have links to their customer service departments, where inquiries about ingredient lists can be made.