To investigate the contamination levels of mycotoxins in nutritional infant rice flour in China.Methods A total of 141 samples were collected for analysis of 9 mycotoxins by liquid chromatography tandem mass spectrometry and the results were analyzed. Results The results showed that contamination of deoxynivalenol, aflatoxin B₁ and zearlenone existed, with the detection rates of 12.8%(21.13-207.12 μg/kg),6.4%(0.11-0.25 μg/kg) and 1.4%(65.32-78.55 μg/kg), respectively.Conclusion Nutritional infant rice flour in China was exposed to a low level of mycotoxin contamination. Relevant departments should strengthen the control and supervision of nutritional infant rice flour in the market.