From The O/K: La Choy Bean Sprouts In Important Alerts, Newsletter Items by kosherquSeptember 27, 2016 printLa Choy Bean Sprouts has O/K certification only on the 28 oz. and #10 can (102 oz.) sizes. The 14 oz. size cans are produced at a non-Kosher facility and are not acceptable, therefore do not bear the O/K symbol.