909 Thik Sukree 2016-07-18 https://ndb.nal.usda.gov/ndb/foods/show/3026?fgcd=&man=&lfacet=&count=&max=&sort=&qlookup=&offset=&format=Full&new=&measureby= United States Department of Agriculture.(2018). Full Report (All Nutrients): 11278, Okra, raw. Retrieve from https://ndb.nal.usda.gov/ndb/foods/show/3026?fgcd=&man=&lfacet=&count=&max=&sort=&qlookup=&offset=&format=Full&new=&measureby= http://www.inmu.mahidol.ac.th/aseanfoods/doc/OnlineASEAN_FCD_V1_2014.pdf Institute of Nutrition, Mahidol University. (2014). ASEAN Food Composition Database, Electronic version 1, February 2014, Thailand. Retrieved from http://www.inmu.mahidol.ac.th/aseanfoods/doc/OnlineASEAN_FCD_V1_2014.pdf Revised record 11.9.2019.