Then and there but you deserve to know what b Energy Complex is doing in your body you think b is involved in creating new red blood cells new red blood cells are what carry oxygen to the cells to be able to use for energy but additionally b helps with carbohydrate metabolism how many times have you eaten carbohydrates and felt like you're not getting energy from them well it could be a b issues if b is going to help those carbohydrates convert into. https://nutradiary.com/energy-complex/