Significant amounts of the B vitamins should come from grass-fed beef, eggs, mackerel, and salmon, etc. But due to challenges that everyone faces, supporting B vitamin uptake is a vital step in supporting the daily stress, nervous system, and brain functions. In summary: Total B fills an especially important transition role and targets cellular absorption and metabolism. It provides cellular nutrition for B vitamin absorption. To do this and to offer DTOXification at that same time takes this unique blend. It is a great formula for transitioning from Vit B depletion to full B utilization and ongoing B support.