The aim of this study is to evaluate the effect of hyaluronic acid gel in papilla augmentation.

Assessing the clinical efficacy of Hyaluronic acid hydrogel in papilla augmentation: A clinical study.

In Test group, Hyaluronic acid hydrogel will be injected using a syringe into the interdental papillary deficiency site.

In Control group, saline placebo gel will be injected into the interdental papillary deficiency site using a syringe.

Inclusion Criteria:

1. Non-smoking patients aged above 18 years.
2. Have at least one site with interdental papilla recession in the anterior region (central incisors, lateral incisors and canines) of the maxillary or mandibular jaws.
3. Class I or Class II papillary recession.
4. The distance from the contact point to alveolar bone crest ≥5mm.
5. No active periodontal diseases and good oral hygiene.

Exclusion Criteria:

1. spacing or crowding between the teeth to be treated,
2. abnormal tooth shape,
3. systemic diseases such as diabetes mellitus, hypertension or
4. conditions that alter the outcome of periodontal therapy.
5. Pregnant and lactating women and
6. tobacco users