Table 1.

Inclusion and exclusion criteria for the study participants.

Inclusion	Exclusion
Caucasian individuals aged older than 20.	Caucasian individuals over 70 years of age Non-Caucasian individuals.
Accurate diagnosis of recurrent NIAU (quiescent stage) for the corresponding uveitis group (UG).	Any other ocular disease than recurrent anterior non-inflammatory uveitis. Patients receiving local treatment that may interfere with the study (including topic nutraceutics). Eye laser/surgery in the previous 12 months.
Healthy individuals for the control group of participants (CG).	Patients experiencing any systemic disease, receiving local or systemic treatment that may interfere with the study (including oral nutraceutics). Surgery in the previous 12 months.
Individuals without disorders of substance use.	Smoking and/or drinking habits. Drug addiction.
Precise and complete data of the medical history. Those who could participate in the study and were able to do so.	History including diagnoses that do not fit with the study purpose. Unfeasibility of having a thorough and complete clinical history. Unable to participate.

NIAU: non-infectious anterior uveitis; UG: uveitis group; CG: control group.