High potency B complex to support cellular energy production. Blackmores Mega B Complex is a high potency formula with vitamin B which helps to replenish nutrients needed during strenuous physical activity. It supports cellular energy production so you can get the most out of your day. Why use: - A specific combination of B vitamins to support daily cellular energy production - Assists in times of strenuous physical activity - Supports a healthy function of the nervous system - Helps convert food to energy The Blackmores difference Blackmores Mega B Complex is specifically formulated with a combination of B vitamins to support energy production and assist in times of strenuous physical activity. Packed full of B vitamins this product is useful for people who are active, experience times of strenuous physical activity or have periods of overindulgence!