StacksVerified U.S. regulatory reference

21 CFR §556.760

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)Acceptable daily intake (ADI). The ADI for total residue of zeranol is 1.25 µg/kg of body weight per day.
  2. (b)Tolerances. The tolerances for zeranol are:
    1. (1)Cattle. Edible tissues (excluding milk): Not required.
    2. (2)Sheep. Edible tissues (excluding milk): 20 ppb.
  3. (c)Related conditions of use. See § 522.2680 of this chapter.