Citri-Fi 100 and Citri-Fi 200 are certified kosher by the Union of Orthodox Jewish Congregations of America.

Citri-Fi 100FG, Citri-Fi 100M40, Citri-Fi 100M20, Citri-Fi 200FG, Citri-Fi 200M40, Citri-Fi 300FG and Citri-Fi 300M40 are certified kosher by the Chicago Rabbinical Council.

Letters of certification are available upon request.