> But small amounts of insulin are also released before any sugar enters the bloodstream. This response is known as cephalic phase insulin release. It is triggered by the sight, smell, and taste of food, as well as chewing and swallowing (5Trusted Source).
> BOTTOM LINE:
Eating carbohydrates causes a rise in blood sugar levels. Insulin is released to bring blood sugar levels back to normal. Some claim that artificial sweeteners may interfere with this process.