1 Parabens: substances used as preservatives in cosmetics, food and pharmaceutical products. These products were identified in 2002 as highly dangerous due to the development of cancer. Source: Instituto de Investigación de Materiales UNAM “Materiales avanzados“ year 4, number 8, February 2007.
2 Triclosan: The biological safety of Triclosan has been strongly questioned over the past 10 years because various in vitro and in vivo studies have shown it can disturb cellular and metabolic function with the possibility of inducing cancer. Source: Facultad de Odontología Río Blanco, Universidad Veracruzana, Veracruz, México. “Triclosán en pastas dentales, ¿Tiene un riesgo verdadero para la salud?, May 2017.