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Answer: Yes — S-metolachlor is banned in 1 country/region including European Union. The FDA still allows it in US food. Risk level: high. Commonly found in: corn, soybeans, sorghum.
TL;DR: S-metolachlor is banned in the EU but allowed in the US (pesticides).
Reviewed for clarity & usefulness by the BannedPantry Parent Panel
CAS 87392-12-9.
| EU status | Banned |
|---|---|
| US status | Allowed |
| Risk level | high |
| Where it shows up | corn, soybeans, sorghum |
| CAS number | 87392-12-9 |
S-metolachlor (CAS 87392-12-9) is a herbicide used in industrial agriculture.
It is applied as a chloroacetanilide herbicide.
Banned in the EU in 2024 over groundwater metabolite contamination.
For educational use only. This page summarizes the regulatory status of S-metolachlorwith citations to the primary sources below. It is not medical advice. Regulatory status is not the same as a proven health effect — read the cited sources for their exact wording, and consult a doctor for decisions about your or your family's health.
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Yes — S-metolachlor is banned in the European Union, while it remains allowed for use in the United States.
S-metolachlor is allowed in the United States. US regulators have not imposed the same restrictions that apply across the EU.
Independent reviews flag S-metolachlor for documented health or environmental risks, which is why EU regulators acted while the US has not.
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