List of products by brand Ouayun

Ouay Un Osoth Co.,Ltd is a premier herbal medicine and supplement manufacturer. We offer a wide variety of herbal products. Our founder, Mr. Sathian Somboonvechakarn (born 1917), is a trained traditional pharmacist and a medicinal ‘artist’. We started from a small pharmacy in 1947, selling modern and traditional medicine. From a small traditional Chinese pharmacy, Ouay Un has grown into one of the most trusted brands for herbal products in Thailand with more than 5,000 local distributors.