According to the constant barrage of messages coming at us from advertisers, health gurus, and big food companies, there are positive health benefits associated with adding supplements and fortified foods to our diets. In theory, this is so. In practice, not so much if these nutrients don’t reach the bloodstream, says Nicholas Deeney, founder of Biovit Technologies, whose company has developed a proprietary manufacturing process that maximizes the absorption of nutrients into the body.