The Effects of Non-surgical Periodontal Therapy in Patients Indicated for Bariatric Surgery

Patients with periodontitis in the test group will be treated by conventional non-surgical root debridement and in the control group by low-intensive supragingival plaque removal with mechanical brush and professional tooth paste only.

Patients with gingivitis in the test group will be treated with supragingival debridement and with probiotic lozenges with strains of Lactobacillus brevis and Lactobacillus plantarum once a day for 3 months and in the control group by low-intensive supragingival plaque removal, as a placebo treatment, and placebo probiotics lozenges.