OMRI provides independent verification of input materials (such as fertilizers, pest controls, and livestock feed) to ensure they meet organic standards like the USDA National Organic Program (NOP) and the Canadian Organic Regime (COR).
To have a product "OMRI Listed," a supplier must undergo a rigorous evaluation:
Listing Maintenance | Organic Materials Review Institute - OMRI
Omri Link
OMRI provides independent verification of input materials (such as fertilizers, pest controls, and livestock feed) to ensure they meet organic standards like the USDA National Organic Program (NOP) and the Canadian Organic Regime (COR).
To have a product "OMRI Listed," a supplier must undergo a rigorous evaluation:
Listing Maintenance | Organic Materials Review Institute - OMRI