Disclosed is a biodegradable resin composition containing an eco-friendly plasticizer, and a biodegradable resin product using same. The biodegradable resin composition according to the present invention contains a biodegradable resin and a plasticizer, and the plasticizer contains a benzoate-based plasticizer. The biodegradable resin composition according to the present invention is eco-friendly since a phthalate-based plasticizer is not used. Also, the present invention has excellent formability and workability at high temperatures by overcoming the disadvantage of the low plasticization rate of a citrate-based plasticizer.
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