Jevity Supplement Drink 1 Cal, 1.2 Cal and 1.5 Cal Reclosable CartonAbbott Nutrition Jevity Supplement is a fiber based, protein drink used as a sole source of nutrition for people that have a hard time meeting daily fiber needs. Jevity is available in 1 Cal, 1. 2 Cal and 1. 5 Cal variations for people with different daily fiber needs. Jevity Features For supplemental or sole source nutrition. May be used for oral feeding of patients with altered taste perception. Not for parenteral use. Use under medical supervision