Diethylhexyl Syringylidenemalonate ek synthetic antioxidant hai jo sinapic acid se banya hota hai. Cosmetics mein iska use formulations aur skin ko oxidative stress se bachane ke liye hota hai. Yeh UV filters jaise dusre ingredients ko stable rakhne mein bhi madad karta hai. Iska main kaam skin ke liye protective layer create karna aur formula ko protect rakhna hota hai.