Gibberellic acid and its potassium salt
Gibberellic acid and its potassium saltGibberellic acid is a plant hormone used in malting to speed up barley germination, and on some crops to control growth. In brewing it shortens the malting cycle by days.
Where it is and isn’t permitted
| Jurisdiction | Status | Scope and limits | Citation |
|---|---|---|---|
| United States | Permitted, with conditions | 21 CFR 172.725retrieved 2026-09-07 | |
| Codex Alimentarius | Not listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited. |
What it is made from
Produced by fermenting the fungus Fusarium moniliforme, which was discovered through a rice disease that made the plants grow abnormally tall.
- Vegan
- Vegetarian
Every name it appears under
1 recorded name. A label may use any of them.
As it appears in regulation
- Gibberellic acid and its potassium salt
Hazard reference values
No reference value for this substance in the sources we hold.
Evidence and how bodies read it
Studies, and the differing conclusions regulators drew from them, are curated by hand rather than machine-read, and none has been written for this substance yet.
Sources for this page
- ecfr retrieved 2026-09-07
Full licence terms and publisher details on Sources. How this page is built and updated: Method.
Machine-readable:/api/v1/additives/gibberellic-acid-and-its-potassium-salt.json