Provided are a novel autophagy activation-inducing compound or salt thereof, and a use thereof, and particularly, a medicinal composition for treatment and prevention of neurodegenerative diseases, type II diabetes, or atopy or psoriasis dermatitis, a cosmetic composition for alleviation of aging or atopy or psoriasis dermatitis, and a food composition, including the compound capable of inducing autophagy activation or a pharmaceutically acceptable salt thereof.