There are many ways to collect the samples. Your health care provider will tell you how to collect the stool.
You can catch the stool on plastic wrap that is loosely placed over the toilet bowl and held in place by the toilet seat. Then put the sample in a clean container. One type of test kit contains a special tissue that you use to collect the sample. Then you put the sample in a clean container.
Infants and young children:
For children wearing diapers, you can line the diaper with plastic wrap. The plastic wrap should be placed so that urine and stool do not mix.
A drop of stool is placed on a thin layer of gelatin. If trypsin or chymotrypsin are present, the gelatin will clear.