endogenous Tuesday,January 4, 2023 Byoptimizenetz by optimizenetz | Jan 4, 2023 | 0 comments grown or made inside the body. Insulin made by a person’s own pancreas is endogenous insulin. Insulin that is made from beef or pork pancreas or derived from bacteria is exogenous because it comes from outside the body and must be injected. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.