Group of preservatives, including butylparaben, propylparaben, methylparaben, and ethylparaben, that at one time were among the most widely used group of preservatives in cosmetics.
Parabens are believed to cause less sensitivity than some preservatives. They have become a stigmatized as preservatives due to their alleged relation to health concerns affecting women. After researching this issue extensively, we have concluded that parabens are not harmful ingredients that consumers should avoid. Their continued use in cosmetics is not a threat to one’s health; in fact, parabens occur naturally in many common foods, such as mangoes, strawberries, blueberries, barley, and carrots.
References for this information:
Toxicology Letters, December 2013, pages 295-305
Skin Therapy Letter, July-August 2013, pages 5-7
International Journal of Toxicology, Volume 27, Supplement 4, 2008, pages 1-82