Evaluation of State and Shade of White Spot Lesions After Using Different Remineralizing Agents (An in Vivo Study)

Inclusion Criteria: 1. Patients included in this clinical trial were less than 30 years old. 2. Patients with good general health. 3. Patients who will agree to the consent and will commit to follow-up period. 4. Fully erupted anterior teeth with no cavitated lesions. Exclusion Criteria: 1. Patients with any systemic disease that may affect normal healing. 2. Patient with bad oral hygiene. 3. Tetracycline or florosis staining. 4. Patients who could/would not participate in all times of follow-up. 5. Untreated periodontal disease was not allowed. 6. Active caries or defective Restorations in 6 anterior teeth. 7. Bleaching history 8. Patients participating in more than 1 dental study. 9. Patient received fluoride varnish before.