O'Sulloc Tea

O'Sulloc Tea (Korean: 오설록) is a traditional Korean tea manufactured and sold by the South Korean company O'Sulloc. The company was founded in 1979 by Suh Sung-hwan. O'Sulloc Corporation was established in September 2020 as an independent subsidiary of the Amorepacific Corporation, with 100% ownership. O'Sulloc Tea originates from the cultivated fields on Jeju Island. It is also an internationally recognized brand in other countries such as China, Japan, and the United States. O'Sulloc teas consist of a range of black and green teas based on traditional Korean tea culture. O'Sulloc teas have various certifications, and in 2010 were certified with the National Organic Program (NOP) certification by the United States Department of Agriculture (USDA).