Can a war make grocery prices worse?

Yes, war can significantly increase grocery prices globally and domestically through several interconnected economic channels:

• Spiking Energy and Transportation Costs: Food production is highly energy-intensive. When conflicts disrupt major energy-producing regions—such as the ongoing conflict involving Iran—oil and gas prices rise. This immediately inflates the cost of harvesting, processing, and shipping food to supermarkets.
• Fertilizer Shortages: Modern agriculture relies heavily on chemical fertilizers. Major geopolitical conflicts (such as the Russia-Ukraine war) frequently restrict the export of key fertilizer components. When fertilizer becomes scarce and expensive, farmers must either pay more (passing the cost to consumers) or use less (resulting in lower crop yields and tighter food supplies).
• Disrupted Supply Chains: Wars often physically block shipping lanes, close ports, or destroy critical infrastructure. When major agricultural exporters cannot get their wheat, grain, or seed oils to market, global supply drops, driving prices up everywhere.

Ultimately, even if a war is fought far away, the globalized nature of energy, agriculture, and shipping means local grocery bills are highly sensitive to international conflicts.