The invention discloses celery nutritious pickled vegetables and a preparation method thereof; the celery nutritious pickled vegetables are prepared from celery, a nutrient solution, a sauce, a seasoning juice and chili oil; the nutrient solution is prepared from bauhinia root, herba rabdosiae, cymbopogon distans, glutinous rice root, curcuma sichuaensis, folium isatidis, securinega suffruticosa, flos hibisci, leaf or herb of red vinespinach and fiveleaf akebia fruit; the seasoning juice is prepared from soy sauce, vinegar, sugar, salt, monosidum glutanate, sesame sauce, green onion, sesame oil, mashed garlic and a five-spice material; the chili oil is prepared from capsicum frutescens, cluster redpepper, cherry redpepper, Shuanshuan pepper, cassia bark, star anise, cooked peanut powder, cooked sesame powder, and cumin powder. The preparation method comprises the concrete steps: step 1, pretreatment of the raw materials; step 2, preparation of the nutrient solution; step 3, preparation of the seasoning juice; step 4, preparation of the chili oil, step 5, soaking and sterilizing; step 6, pickling, and step 7, seasoning. The invention provides the pickled vegetables having the advantages of high nutrient content, good taste and short preparation period and having the efficacies of reducing fever and causing diuresis, tranquilizing and allaying excitement, and cooling blood and eliminating spots.