Using innovative Nutritional Hybrid Technology to combine two of USANA"s most popular Nutritionals, Proflavanol® and Poly C®, Proflavanol® C100 packs the best of both worlds into a single, powerful pill.With USANA"s unique formulation, Proflavanol C100 bioflavonoid supplement combines the highest quality grape-seed extract with the free-radical quenching power of vitamin C, giving you an important tool in the quest for lifelong good health. Laboratory studies done at USANA confirm that, when used together, these ingredients provide significantly better protection against the oxidative modification of low density lipoproteins (LDL) than would be predicted from the sum of their individual effects. Proflavanol C100 employs USANA"s innovative Nutritional Hybrid Technology. This state-of-the-art approach to formula design and manufacture features bilayer tableting: the separation of various formula ingredients into two distinct tablet layers. Now, for the first time, previously distinct products can be joined into a single formula. Incompatible ingredients can be combined in a single tablet. And key nutritional ingredients can be visually highlighted in distinct tablet layers.USANA"s Nutritional Hybrid Technology opens the door to accelerated innovation in supplement design and manufacture. Proudly, USANA is among the first in the supplement world to use Nutritional Hybrid Technology.