Although most risk assessments of food-borne pathogens focus on bacterial agents, risk assessment approaches have been undertaken for Cryptosporidium parvum, Giardia lamblia, and Toxoplasma gondii.

• 虽然大多数风险评估经由食物传染的病原体侧重于细菌剂，风险评估方法已进行的隐孢子虫，贾第鞭毛虫，以及弓形虫。