Dietary supplement with calming and anxiolytic properties. It is formulated to optimize the physical and intellectual capacities in the context of a professional activity or an intense student life; vitamins B2, B3, B5, B12 and C and magnesium contribute to reduce fatigue, vitamin B3 and magnesium contribute to energy metabolism, magnesium contributes to the normal functioning of the nervous system and normal psychological functions (memory, reasoning, attention), vitamin C contributes to immune function thus strengthening the natural defenses.