Eating only vegetables and not eating meat will cause malnutrition, and even cause delayed development of the body, endocrine disorders, etc. The details are as follows. 1. Malnutrition, developmental delay: the body needs a variety of nutrients, just a single eat vegetables, is not balanced enough, meat food can provide the body needs protein, fat, inorganic salts and vitamins and so on. If you only eat vegetables without meat, the nutritional status of the body will be imbalanced, which will easily lead to malnutrition and developmental delays. 2. Endocrine disorders: In daily life meat has vitamins, fats, proteins and other nutrients, which cannot be replaced by vegetables. The body does not get the nutrients it needs, which can lead to endocrine disorders. Eating vegetables in the short term generally does not have much effect, but long-term partiality will affect the normal metabolism of the endocrine. Therefore, it is not recommended to eat only vegetables and not eat meat, a balanced diet structure is conducive to health.