Food and Agricultural Code section 38872

Kefir shall contain not less than 3.5 percent milk fat. Reduced-fat kefir shall contain not more than 2.1 percent milk fat. Lowfat kefir shall contain not more than 1.2 percent milk fat. Nonfat, skim, or fat-free kefir shall contain a maximum of twenty hundredths of 1 percent milk fat.
Kefir made from goat milk shall contain not less than 2.8 percent of milk fat.

Source: Section 38872, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=FAC§ionNum=38872.­ (updated Aug. 21, 1997; accessed Jun. 30, 2025).

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Verified:
Jun. 30, 2025

§ 38872's source at ca​.gov