To provide a novel skin external preparation or internal preparation excellent in tenascin C expression promoting action, collagen production promoting action, MMP1 inhibitory action, and active oxygen scavenging action.SOLUTION: The extract of the buds of Liliaceae lilium subjected to dry heat treatment is more excellent in tenascin C expression promoting action, collagen production promoting action, MMP1 inhibitory action, and active oxygen scavenging action than the extract of Liliaceae lilium without being subjected to dry heat treatment, and also is excellent in safety and stability. Therefore, the extract of the buds of Liliaceae lilium subjected to dry heat treatment is used not only in the beauty field such as skin aging prevention but also in the medical field such as aging-caused functional deterioration suppression, cancer prevention and treatment, and is expected to be applied to foods, cosmetics, quasi-drugs, pharmaceuticals and the like.SELECTED DRAWING: None

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