3x stronger than shop brands,great for long term use and as a top up for your multi,fantastic price, these are incredible value at 5p/day,easy to take, one-a-day, small vegetarian coated tabletsalthough this is our lowest potency b complex it still packs a punch compared with most high street products, as our vitamin levels are typically three times stronger. this is a great value product for long term use and will provide sufficient b vitamins to ensure your daily requirements are met.b vitamins are involved in almost every metabolic process in the body, and play an important role in the release of energy from food, the normal functioning of the immune and nervous systems and the regulation of hormonal activity.all of our multis provide the b vitamins at levels that are sufficient for most situations, and this product can be taken on its own or alongside a multi to boost the overall intake of b vitamins. if you need help choosing then please call or email our advice line.