Because it cannot be produced anywhere else.
do your own hw
Insulin is produced in your pancreas.
after eating, your blood glucose level goes up and the insulin would kick in, insulin is released from the pancreas and the insulin opens the cell door for glucose and the blood glucose levels go back to normal.
Insulin is produced in the pancreas, which is not a small organ. There are specific parts of the pancreas which produce insulin, which are called the Isles of Langerhans.
Insulin is produced in the pancreas. It helps metabolize sugar.
I believe it's the endocrine system....insulin is produced by the pancreas...
In the pancreas
Insulin is produced in the pancreas. It helps metabolize sugar.
if someone has diabetes, that means that their pancreas has stopped working. Insulin is a hormone produced by the pancreas, and if his/her pancreas has stopped working than that is what they need. They make the fake Insulin using Insulin from the dog. They only use a certain dog, but I do not know which type, sorry.
The hormone that predominately signals glucose uptake by the cells is the insulin. It is secreted in the pancreas by the islets of Langerhans.
insulin produced by beta cells of the pancreas
The beta cells of the pancreas produce insulin and C-peptide, a byproduct of insulin. Source: Wikipedia
Insulin is produced in the Islets of Langerhans in the pancreas.