A dietary supplement with an innovative, truly low calorie formula, the nutritional profile of which is enhanced by the absence of added sugar (sucrose, fructose) and a low glycemic index. Its almost ZERO kilocalories minimize calorie intake in addition to the daily diet. This ready-to-consume single-dose sachet combines diuretic and purifying phytotherapeutic extracts with Litesse®, soluble prebiotic plant fibre, and Mediterranean Myrtle Leaf Extract for general eupeptic function. This truly effective and pleasant minidrink, with myrtle flavour, counters water retention and swelling, and controls the digestive response and good intestinal transit in the presence of stresses and strains of everyday life.