Lamberts Vitamin B-100 Complex is a high-strength product that provides a fast boost to your intake of B vitamins. It's suitable for short-term supplementation, typically lasting two months. After this period, our B-50 complex can provide adequate levels of B vitamins. Several B vitamins contribute to the normal functioning of the immune system and to normal psychological function. Others help reduce tiredness and fatigue, as well as maintaining normal skin health. Made in the UK, this product adheres to stringent GMP pharmaceutical standards. It's an extra-high strength B vitamin complex, designed for one-a-day use. The tablets are taste-free and coated for easy consumption.