Hydroxyacetophenone is a clean, safe, lab-synthesized, nature-identical compound that provides proven multifunctional benefits including anti-irritant and antioxidant support on top of its preservative-boosting effect. Hydroxyacetophenone improves the efficacy of various preservatives needed for serums, creams, shampoos and conditioners, and is found in nature within herbs "Lampaya Hieronymi" native to Latin America and "Rubus Chamaemorus" known as 'cloudberry' and found in the Alpine region. Hydroxyacetophenone is listed as GRAS and on CleanGredients.com