“…Indeed, the global wellness economy had amplified the demand and the offer of products or services based on mineral waters, sea and hot spring resources [8,9]. Specifically, the spa and recreational thermal water tourism mainly flows towards Europe, mostly in German-speaking and Mediterranean countries, but also in North America and Southeast Asia [8,9,10,11]. The application of thermal waters in swimming pools, spa and wellness centers represents a renewed and promising tool for prevention, rehabilitation, and health promotion, providing possible physical, mental or social benefits to patients and several groups of people [1,12].…”