The price of vitamin assay is about $150 to $200, which fluctuates depending on the region and the level of the hospital. Vitamins are a series of organic compounds that are micro-nutrients required by living organisms, which cannot be produced by the body and need to rely on external food intake. A vitamin test costs about $150 to $200, and the charges fluctuate depending on the level of the hospital and the region. Vitamin testing is important for screening and diagnosis of vitamin-related diseases, assessment of scientific nutritional support therapy and individualized nutritional mastery of vitamins, assessment of precise clinical use of vitamins, and realization of the safe and effective use of vitamins. To summarize, vitamin testing costs 150 to 200 yuan, the specific price is recommended to refer to the local hospital charges. If there is any discomfort, it is recommended to consult a doctor in a timely manner and follow the doctor’s instructions for diagnosis and treatment.