Supports healthy glucose metabolism Maintains healthy kidney function Supports healthy blood sugar levels Benfotiamine is a fat-soluble form of thiamin, or vitamin B-1. It has special active properties that make it beneficial for supporting glucose metabolism and protecting tissues susceptible to advanced glycation end- products (AGEs). Plus, it still delivers all the conventional benefits of regular thiamin. Swanson Ultra Benfotiamine is a great supplement for anyone concerned with glucose health, kidney health and ocular health.