To hardly drop an X-ray contrast thread from a hygienic material such as gauze, nonwoven fabric or cotton sheet with the X-ray contrast thread, and to easily manufacture the hygienic material with the X-ray contrast thread.

In the hygienic material with the X-ray contrast thread, the hygienic material such as gauze of woven fabric, nonwoven fabric or cotton sheet is mainly sewn with an X-ray contrast thread 4 through which X-rays are hardly transmitted as an upper or lower thread of a sewing machine. In the method of manufacturing the hygienic material with the X-ray contrast thread, the hygienic material such as gauze, nonwoven fabric or cotton sheet is manufactured, and the hygienic material is sewn by the sewing machine with the X-ray contrast thread 4 through which X-rays are hardly transmitted as a thread for the sewing machine.