digestive juice
digestive fluid

Enough of the pancreas is left to make digestive juices and insulin.

There are digestive juices that produce polypeptide hormones in the blood.

His digestive juices can't hurt you any more than weak tea.

Then I triggered a fresh flow of digestive juices into his stomach.

In less than a week popular culture began to pour its digestive juices upon Sept. 11.

How long could the bird survive the digestive juices of the cloud?

There was no way to get out, not without opening my door to a flood of digestive juices.

Soon the mere noise of the bell would start their digestive juices running.

Then they consume their victim with a digestive juice.

Insulin can't be taken by mouth because the digestive juices in the stomach destroy it.