Insulin Insulin Insulin (from Latin "insula", island) is a peptide hormone produced by beta cells of the pancreatic islets; it is considered to be the main anabolic hormone of the body. It regulates the metabolism of carbohydrates, fats and protein by promoting the absorption of carbohydrates, especially glucose from the blood into liver, fat and skeletal muscle cells. In these tissues the absorbed glucose is converted into either glycogen via glycogenesis or fats (triglycerides) via lipogenesis, or, in the case of the liver, into both. Glucose production and secretion by the liver is strongly inhibited by high concentrations of insulin in
Insulin pen pen systems: durable and prefilled: Most brands of insulin are now available for use in pens, these include: Insulin pens are used by 95% of insulin-treated patients in Europe, Asia, Australia and Scandinavia with excellent results. They are currently underutilized but growing in use in the United States. Insulin pens offer several significant advantages over insulin syringes: ease of handling, accuracy, and they are more discreet to use and easier to transport. Insulin pens have a number of advantages: It is important that proper injection sites on the body be used. A healthcare provider helps determine the best injection site