ATP CO-Factors is a combination of a high potency combination vitamin B2 and non-flushing vitamin B3, with additional magnesium, chromium and selenium. These co-enzymes facilitate the process of converting glucose into a usable form of energy called ATP. This is suited for people struggling with low energy, but sensitive to stimulants such as caffeine and for people suffering from Adrenal Fatigue, Fibromyalgia, low thyroid and Chronic fatigue conditions. The addition of Chromium assists with blood sugar balance. Directions: Take 2 capsules in the mornings.