1.   Chinese athletes credited their Olympic success to eating turtle jelly, which is a paste made of turtles, and to drinking turtle blood concoctions, he said.

2.   Chinese coaches have previously cited herbal medicines, such as turtle jelly, to explain strong international results.

3.   The popularity of turtle jelly can be seen in the success of Ng Yiu-ming.

4.   Unnamed sources said the substance was turtle jelly.