Advanced Nutrition by ZahlerTwo Stage Timed Release DeliveryAdvanced Two-Stage DeliveryGeneral HealthDietary SupplementKosher PareveThis Product was Manufactured in a GMP Certified FacilityNon-GMOGluten FreeSoy FreeDairy FreeVegetarian FriendlyFeel Better, Everyday™ Bioactive B Vitamins = Better This formula harnesses the power of coenzyme, methylated and phosphorylated forms of the B Vitamins to assure effective metabolism with minimal effort.Bioactive forms are better absorbed and far more effective. Since they are body ready, they don't require complex conversions or mega dosing.A substantial dose of Choline is included as this active is now correctly determined to be essential for general health. Respectful of current research, our dosing strategy is tailored to a significantly conservative position. There is no science supporting mega doses of B vitamins. Advanced Two-Stage Delivery An initial release of layer 1 (half of the nutrients) delivered immediately.A delayed release of layer 2 (half of the nutrients) for sustained benefit. Since the B vitamins are water soluble and quickly metabolized and excreted, the benefits of slow release include more stable blood levels and an increase in the total amount of nutrients being absorbed and utilized.