Investigation of biogenic amines in sufu (furu): A Chinese traditional fermented soybean food product

► Putrescine and cadaverine were the most commonly found biogenic amines in sufu. ► Putrescine and tyramine were those in the largest proportions in sufu. ► Five out of 28 white sufu samples posed histamine intoxication risk. ► Avoidance of excessive consumption of sufu on a regular basis is recommended. ► Sufu should be manufactured under strict hygienic conditions.