@rphreviews: This is the main ingredient Korean’s use for glass skin. Azelaic acid has so many benefits and can also be used in combination with other actives to help you get Korean glass skin. Just a quick disclaimer: While I’m a licensed pharmacist, the advice I share here is for general educational purposes only. Always check in with your own doctor or healthcare provider for personal medical advice. #azelaicacid #koreanglassskin #tiktokshoprestock #rednessrelief #pores