A vegan diet involves the total elimination of meat/fish/egg and dairy groups, which are necessary for a balanced diet. In fact, the exclusion of all animal products makes certain deficiencies, such as vitamin B12, inevitable. It can therefore be difficult with this type of diet to cover all the body's needs, as well as all the essential amino acids. To limit deficiencies, it is absolutely essential to vary your diet by diversifying sources of cereals, fruit, vegetables, legumes, nuts, tubers, ..... It's also important to be monitored by a doctor, who can prescribe supplements as required.

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For further information, we recommend that you consult :

- The MangerBouger.fr website
- The Santé Publique France website, and its nutrition and physical activity section
- The website of ANSES, the French Agency for Food, Environmental and Occupational Health and Safety, and its food and human nutrition section.
- French Nutrition Society website
- The report of the PNNS, Programme Nationale de Nutrition et Santé (2018-2023), which defines all nutritional recommendations