Abstract
An increasing popularity of alternative nutritional styles, including vegetarianism and veganism, is now significantly affecting the child population. If the adequate composition of the diet is not meet, the exclusion of all animal components can lead to nutritional deficiencies.
The main risks include alack of vitamin B12, vitamin D, calories, protein, calcium, iron, fatty acids, but also iodine. All the above-mentioned deficits can be early diagnosed by appropriately chosen laboratory diagnostics and can be prevented by the right composition of the plant-based diet.