Learn Glossary veterinary drug

Zeranol

Level 4Significant concernsIn Winter's Dictionary

Zeranol is a veterinary drug — Hormone implant to increase growth in animals

Also: Zearalanol

What it does

Hormone implant to increase growth in animals

Where you'll see it

cattle, sheep

What the research says

Hormone with estrogenic properties

Regulatory status

  • Notes: FDA residue limits cattle muscle 150 ppb

Sources

  • A Consumer's Dictionary of Food Additives (Winter): a hormone used to increase growth in animals