Agricultural commodities rallied sharply in August 2026, with corn rising more than 23%, sugar more than 21% before extending its advance to almost 30% in five weeks, wheat 20% and soybeans 13%, according to AlphaSpace data. The FAO Food Price Index, a United Nations measure of international food commodity prices, increased 1.9% to 133.3 points, its highest level since November 2022, with all categories advancing. Gains reflected geopolitical tensions, the continued closure of the Strait of Hormuz, extreme weather, renewable-fuel demand, robust consumption and uncertainty over Black Sea export flows. Sugar later reached 18.15 cents per pound as Brazilian mills redirected cane toward ethanol, India authorized 1 million tonnes of duty-free raw sugar imports and forecasts shifted from surpluses toward deficits. Food companies typically buy commodities one to two quarters before delivery and processing, creating a lag before higher input costs reach consumers. Food prices rose 3.4% year over year in July, while analysts said retail increases could emerge by the second quarter of 2027, potentially earlier or later. Current grain prices remain above production costs, but a sharp decline in crude oil could weaken the rally, while higher prices may encourage Brazil to expand supply in 2027 and push grain prices toward baseline levels.