The present invention relates to a canine bone and joint relaxing nutritional food and a manufacturing method thereof. The canine bone and joint relaxing nutritional food comprises the following components: chicken meat, fish meat, rice, wheat, linseeds, pea meal, chicken fat, egg powder, alfalfa, linseeds, brewer's yeast 0.2-5 parts by weight, fructo-oligosaccharide, yucca smalliana, glucosamine, chondroitin sulfate, vegetables and fruits, vitamins, minerals, fructus psoraleae, taxillus sutchuenensis, eucommia ulmoides, cyathula officinalis roots, salvia miltiorrhiza roots, spatholobus suberectus stems, ligusticum chuanxiong, clematis chinensis, colla cornus cervi, cuscuta chinensis, davallia mariesii, mastic, angelica dahurica, saposhnikovia divaricate, cynanchum otophyllum, glycyrrhiza uralensis and radix dipsaci. Aiming at the nutritional requirements for relaxing canine bone and joint and the healthy nutritional diet prepared by special food materials, specific nutrients are matched with medicinal and edible natural forage plants (i.e.: Chinese herbal medicines) in proportion to obtain the nutritional special formula for the adjuvant therapy and rehabilitation nursing of canine bone and joint and wound tissue repair. Clinical trials show that the nutritional food is effective in nursing and maintaining canine bone and joint rehabilitation.