Overview

To investigate whether probiotic MR-61 can assist in slowing down the progression rate of myopia (a prospective randomized controlled study).

Eligibility

Inclusion Criteria:

1. Myopia is defined as spherical equivalent (SE) ≤ -0.5D.
2. Aged between 3 and 18 years, with no restriction on gender.
3. Cylinder power ≤ 1.50D; anisometropia of SE between both eyes ≤ 1.50D.
4. The subject has sufficient compliance with the study follow-up; the subject or their guardian has the intention to receive treatment and has signed the informed consent form.

Exclusion Criteria:

1. Presence of other concomitant ocular diseases;
2. Abnormal findings on clinical slit-lamp examination;
3. Existence of amblyopia, manifest strabismus, esotropia, or other congenital ocular diseases;
4. Individuals with abnormal intraocular pressure or abnormal axial length of the eye;
5. Either or both parents having a spherical equivalent (SE) ≤ -6.00D;
6. Other conditions inconsistent with this study.