B vitamins are essential for converting the food you eat into energy and play important roles in your cell metabolism, supporting your DNA, organs, genes, cells, tissues, skin health, immune system, enzyme functions, and cardiovascular and mental health. Doctor’s Best Fully Active B Complex contains all 8 important B vitamins – a full spectrum designed for optimal absorption to support your overall health and well-being. This formula includes the most bioavailable form of folate and Vitamin C to provide greater stability and water solubility in an easily-absorbable form, supporting energy production, improved ability to cope with stress, and support for your DNA, cardiovascular system, and mental health.