The 9-item vitamin test includes vitamin A, vitamin B1, vitamin B6, vitamin B12, vitamin C, vitamin D, vitamin E, vitamin K and folic acid. The usual price varies slightly depending on the size of the hospital and the level of the city. In tertiary care hospitals, the cost of a 9-item vitamin test usually ranges from$225.50 to$238.80. In second-tier cities, second-class hospitals and third-class hospitals, vitamin 9 tests are relatively cheaper, usually ranging from 158.5 to 176.8 yuan. In third-tier cities and third-class hospitals, the price of vitamin 9 tests was the cheapest, usually ranging from 111.5-132.8 yuan.