A nutrition scientist wants to develop a nutritionally complete formula diet for adults who are healthy but need to avoid solid food for awhile. Based on this information, she is likely to refer to when developing the new formula.

A) Dietary Guidelines (2015-2020 version)
B) DRIs
C) MyPlate
D) Exchange lists

Insulin is a peptide therapeutic used to manage type 1 diabetes, which affects more than 20 million people worldwide according to the international diabetes federation. a significant limitation to the broad distribution and use of insulin to treat type 1 diabetes is the fact that it must be administered by injection rather than orally. why is insulin administered by injection and not orally?