Dietary dietary supplement based on L-glutamine, zinc and vitamin D, in powder to prepare lemon-flavored drink, for adults, gluten-free. Glutamine is a free amino acid that participates in multiple body functions, such as: • Maintenance of the integrity of the intestinal wall. • Preferential fuel for enterocytes, which provide energy. • Fuel for the muscles, promotes recovery after intense exercise. Thanks to the presence of vitamin D and zinc, Inovance GLUTAVANCE helps to strengthen immunity.