This product is a balanced and comprehensive B complex supplement that contains eight essential B vitamins, along with choline, inositol, and folate as QuatrefolicTM – 100% 5-MTHF, the biologically active form of folic acid for optimal methylation. B vitamins have historically been taken together for their synergistic role in supporting energy production, immune health, cardiovascular health and neurological health. Adequate B vitamins are essential for maintaining energy levels and additional intake is often needed by those with high levels of stress. This product offers high-quality nutrients, which help to build a healthy micronutrient reserve.