PROBLEM TO BE SOLVED: To provide a kale and/or molokheiya-containing food product having an enhanced visual effect with further deep color tone of a green juice-containing food product, while maintaining the blending amount of plant material for keeping the flavor; and a method for improving the color tone of the kale and/or molokheiya-containing food product.SOLUTION: The kale and/or molokheiya-containing food product contains kale and/or molokheiya and an insoluble iron salt. The method for improving the color tone of a kale and/or molokheiya-containing food product includes the step of containing the insoluble iron salt in the kale and/or molokheiya-containing food product.