Edible packaging paper processing method based on seaweed

The invention belongs to the technical field of food industries, and relates to a preparation method of edible seaweed packaging paper which is antibacterial, antiseptic, environmentally friendly andnon-toxic and does not pollute the environment. The method includes the following steps: preparation of a dietary fiber layer; preparation of a protein solution; preparation of an antibacterial and antiseptic layer; and preparation of the edible packaging paper. The food packaging paper of the invention does not contain a polymer compound film covering material such as polystyrene, polyvinyl chloride, polypropylene, a harmful chemical plasticizer and a dyeing agent which are harmful to the human body. Raw material components adopted by the food packaging paper are environmentally friendly andrecoverable, can be easily degraded, and have good antibacterial property and good oxidation resistance, and so the prepared packaging paper is natural and environmentally friendly. The preparation method is simple, can be eas