Vitamin A is an essential nutrient involved in a number of physiological functions and roles, including immune mechanisms, vision, and cell growth and development.* Vitamin A also supports the gastrointestinal barrier.* Liqua-ATM (K101) provides a high-potency antioxidant vitamin A, primarily in the form of beta-carotene (over 100% DV per serving), and is delivered in an oil solution for optimum utilization.