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Mexico marked National Maize Day on September 28, 2025, and the 12-year anniversary of a court ruling that halted experimental GM corn planting. The article recounts the class-action case that led to the later constitutional ban on GM corn cultivation.
Mexico's constitutional ban on GM corn cultivation keeps the GM trade dispute in place and limits biotech corn adoption in Mexico. This has little immediate effect on prices, though the policy shapes long-run US corn export access.
organicconsumers.orgOCA-1Sep 28, 2025After 1,623 past policy events, Corn moved a median +0.1% over 5 sessions (51% higher; middle half -1.4% to +1.5%), and +0.4% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.
