Dosage: 1 ampoule every 3 days. It contains the B- Vitamins (B1, B2, B3, B5, B6, B7, B9 & B12). Each of these essential vitamins contributes to your overall bodily function. Read on to learn more about how these nutrients benefit you, how much you need, whether you should take supplements, and more. Dosage: 1 ampoule every 3 days. It contains the B- Vitamins...