War in Iran and High Food Prices | State of Play

Center for Strategic & International Studies (CSIS)
Center for Strategic & International Studies (CSIS)Mar 26, 2026

Why It Matters

Rising energy costs from the Iran conflict will quickly translate into higher food prices, heightening inflationary pressures and food‑security risks worldwide.

Key Takeaways

  • Energy price spikes directly lift global food costs.
  • Fertilizer price hikes threaten medium‑term global agricultural stability.
  • Biofuel demand diverts corn and sugar from food supply.
  • War‑driven oil volatility amplifies irrigation and transportation expenses.
  • Prolonged high energy costs could trigger broader food security risks.

Summary

The video examines how the outbreak of hostilities in Iran is expected to reverberate through global agricultural markets by first driving up energy prices.

The presenter outlines three transmission channels: higher oil and gas costs raise production, irrigation, and logistics expenses; rising fossil‑fuel prices boost demand for biofuels, pulling corn, sugar and other feedstocks away from food; and the same energy surge inflates fertilizer prices because nitrogen and phosphate production rely on natural gas.

“Energy is used at all aspects of food production—planting, irrigation, transportation, refrigeration,” the speaker notes, emphasizing that each additional dollar of fuel translates into higher farmgate prices. He also points out that fertilizer, a critical input for staple crops, becomes costlier, threatening medium‑term food security.

The combined effect could push staple prices higher, strain vulnerable consumers, and force governments to reconsider subsidies or strategic reserves. Investors and policymakers should monitor oil volatility as an early indicator of food‑price inflation.

Original Description

CSIS’s Caitlin Welsh discusses how high energy prices as a result of the war in Iran will lead to higher food prices in the short, medium, and long term.

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