PROMOTIONS: FREE Shipping on Everything | 50% Off Select Sun Care | 3 FREE Samples

 arachidonic acid

Produced from phospholipids and fatty acids. There is research showing that this is potentially unsafe and mutagenic when used topically, though more study is needed to decide this conclusively (Sources: Journal of Cellular and Molecular Life Sciences, May 2002, pages 799–807; and Journal of Environmental Pathology, Toxicology, and Oncology, 2002, volume 21, number 2, pages 183–191).