ANSES's role with regard to environmental health and safety mainly involves conducting scientific expert assessments of the risks linked to chemicals, micro-organisms and physical agents found in the water, air, soil, food and items or objects for everyday use. 
Thanks to its wide scope of expertise, ANSES has a comprehensive view of the various forms of exposure to which people are subjected due to their lifestyles and consumption habits, which allows it to take into account specific situations causing over-exposure (pollution peaks, for example) as well as sensitivities in specific population groups or at specific periods of life (pregnancy, foetal development, infants, the elderly, etc.).  A presentation of our missions.

Nutrition is the science that studiesintake of food, considered in relation to the beneficial or harmful impact on the body of allbody's dietary factors, nutritional status (e.g. overweight, deficiencies in certain nutrients, etc.) andneeds. Good nutrition – an adequate, well balanced diet combined with regular physical activity.exercise – is a cornerstone of good health.