The law of demand applies to food because when the price of food rises, there is

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The law of demand states that as the price of a good or service increases, the quantity demanded decreases, all else equal. This principle applies to food as well. When the price of food rises, consumers may substitute other types of food for the more expensive ones, which is the substitution effect. At the same time, their purchasing power decreases because their income cannot buy as much food as before, which is the income effect. Both of these effects reinforce each other, resulting in a decrease in the quantity demanded of food.

The Law of Demand Applies to Food Because When the Price