FIELD : medicine. SUBSTANCE : invention relates to the field of medicine, in particular to therapy, and can be used to correct metabolic disorders of the connective tissue in children and adults. Method includes the reception of a means for the normalization of intestinal microflora in therapeutic doses, course intake during the year. Stimbifid prebiotic is used 3 times a day during meals in age-specific doses, treatment course is taken at least twice a year, duration of the course with mild severity of undifferentiated connective tissue dysplasia is one month, with a medium severity - two months, with a pronounced severity - three months, the interval between courses is 2-3 weeks or more. EFFECT : use of the invention allows for an increase in the number of intrinsic, individual obligate microflora of the intestine and an increase in its synthetic activity, providing a direct positive effect on the metabolism of connective tissue. 1 cl, 1 ex