Biotechnie Marine Magnesium B6+B9 is a food supplement in capsule form containing marine magnesium, vitamin B6 and vitamin B9. It is designed to combat tiredness and fatigue, as magnesium contributes to the normal functioning of the muscles and nervous system, while vitamins B6 and B9 help reduce tiredness and fatigue. This product is ideal for those who need extra energy and vitality in their daily lives