The invention discloses a method for processing nutrition-rich polypeptide meat floss, which comprises following steps: processing the raw materials, cutting, stirring, emulsifying, heating, aging, hydrolyzing with enzyme to obtain polypeptide, preparing carrot paste, homogenizing and drying, flavoring, and packaging. The method combined with the prior bio-enzymolysis technology and conventional meat floss processing technology can process meat floss with rich nutrition, good absorption effect and unique flavor by adding vitamins such as carrot.