Eligibility Criteria:
Inclusion Criteria:
* Male or female gender;
* Age ≥ 18 years;
* BMI ≥ 18, 5 ≤ 29.9 Kg/m2;
* Complaint of recurrent digestive symptoms for at least 3 months with value ≥ 21 of the sum of questions: 6, 7, 8, 9, 10, 11, 12, 13, 14, and 15 of the GSRS in frequency or intensity separately.
Exclusion Criteria:
* Extreme eating habits for which the primary intervention is dietary re-education: more than 7 of the of the 14 main meals of the week (lunch and dinner) based on ultra-processed products (industrial formulations formulations such as: filled cookies, "packaged" snacks packaged" snacks, soft drinks and "instant" noodles, frozen frozen and ready-to-eat products such as pasta, pizzas hamburgers, nuggets, sausages, etc) or "fast food" or average consumption of soft drinks exceeding 2 glasses per day.
* Alcoholism (DSM V): disorder defined as the repetition problems resulting from the use of alcohol that lead to clinically significant clinically significant impairment and/or suffering;
* Diabetes mellitus type I or II;
* Chronic diarrhea with signs of malabsorption (weight loss bulky and exceptionally smelly stools), AND/OR bleeding, AND/OR presence of mucus in the stool, bleeding without diarrhea;
* Weight loss ≥ 10% in the past 6 months;
* Any recent change in eating habit, including veganism;
* Clinically significant illnesses at the discretion of the Investigator;
* Use of medications or supplements that may modify gastrointestinal function in the 30 days prior to randomization, especially proton pump inhibitors antacids, laxatives, constipating agents (loperamide, racecadotrilla, tricyclic antidepressants), other probiotics and prebiotics (containing dietary fiber including inulin, resistant starch, cellulose, oligofructose, fiber oligofructose, soy fiber, polydextrose, Kefir, Kombucha, and others);
* Use of antibiotics in the 3 months prior to randomization for any indications, including Helicobacter pylori;
* History of digestive surgery;
* Active cancer or cancer under treatment in the 6 months prior to randomization, except operated basal cell carcinoma;
* History of allergy or hypersensitivity to probiotics or components of the formula;
* Pregnant and lactating women.