The invention belongs to the technical field of feeds and particularly discloses a feed for breeding guinea pigs and a production method thereof. The feed is prepared from, in certain weight part ratio, a green feed, a concentrated feed, and a feed additive through the steps of cleaning and selecting the raw materials, drying, crushing and sieving the raw materials, and performing mixing granulation. The green feed is composed of, in certain weight part ratio, Timothy grass, rye grass, alfalfa, and stalk and leaves of corn; the concentrated feed is composed of, in certain weight part ratio, soybean powder, peanut powder and fishmeal; and the feed additive is composed of, in certain weight part ratio, artemisia argyi, corydalis bungeana, eucommia ulmoides, semen cuscutae, donkey-hide gelatin, compound vitamins and compound microelements. The feed is prepared from green and safe raw materials, has comprehensive nutrients and disease resistant elements, is not liable to deteriorate and mildew, can effectively improve reproduction capability and growth and development speed of the guinea pigs and can improve optimization of individual of the guinea pigs.