Bonusan's PQQ will now be called PQQ Energía*. In PQQ Energía from Bonusan we combine PQQ, a substance specific to the body, with the bioactive form of vitamin B12, adenosylcobalamin. Vitamin B12 helps reduce tiredness and fatigue. How to use: If there is no different advice, it is recommended to take 2 capsules a day during or immediately after each meal. It is recommended to divide the daily dose into several intake times. Do not exceed the recommended daily dose. If you have difficulty swallowing, you can open the capsule.