Clinical evaluation of a gingiva-coloured material, Comp Natur: a 3-year longitudinal study.

Objective: To report on a three-year clinical evaluation of the gingiva-coloured compomer (Comp Natur, Voco, Germany).

Methods: Twelve patients with cervical lesions as a result of either gingival recession or worn root dentine were included in this study. In total, 106 restorations were evaluated by two examiners at baseline, 6-month and 3-year recalls.