Nutrition value of "Protein" labeled food

This bachelor thesis addresses the issue of increased demand for foods with a high protein content on their packaging. The theoretical part describes the role of proteins in the body, their biological value, and it also names suitable sources of protein for the human body, including the protein content of common foods. There is a particular chapter dedicated to sportspeople and protein supplements. The requirements of the Czech legislation on food with a statement concerning proteins or the name protein itself are given at the end of the theoretical part. The bachelor's thesis aimed to find out the exact offer of foods with the protein label or with a claim related to proteins, evaluate these foods, and determine the awareness of such labelled foods in the general population. The practical part first deals with foods labelled with protein or claims about proteins freely available in the most standard supermarkets. The survey was conducted by visiting the six closest supermarkets while listing all foods with some protein claims. A total of 363 pieces were recorded. Furthermore, the most visited supermarket was evaluated with the help of registered sales and foods with the protein label found in this particular supermarket were analysed. The amount of protein of each food was commented on, and the..