“…Taking into consideration the above problem, food industry specialists, in order to enrich food products with the specified nutrient, including flour confectionery, propose to introduce new calcination techniques. Of these, the most known are the use of mineral low-molecular organic forms of calcium citrate, calcium lactate [8,9], egg shell processing products [10][11][12], and food bone [13,14], dry calcium caseinate [15]. However, these forms provide only the maintenance of calcium levels in the blood and do not guarantee its absorption and circulation in tissues.…”