Vitamin B Complex Tablets High Strength B1 B2 B3 B5 B6 B12 Biotin & Folic UK. VITAMIN B COMPLEX: Vitamin B Complex contains 8 essential B vitamins to maintain the right balance needed by the body. All 8 B Vitamins combined support different roles in the body but all work in unity to maintain a Healthy Nervous System, Cognitive Function and support Optimum Energy levels by converting Carbohydrates into fuel (Glucose) which the body uses to produce energy.
