evidencegaps
Primary study · included by 1 review

A randomized, double-blind, placebo-controlled multicenter study for evaluating the effects of fixed-dose combinations of vitamin C, vitamin E, lysozyme, and carbazochrome on gingival inflammation in chronic periodontitis patients

Hong 2019 · Hong Ji-Youn, Lee Jung-Seok, Choi Seong-Ho, et al. · BMC Oral Health · 2019

Included by

Effects of Nutritional Supplements Alone or as an Adjunct to Nonsurgical Periodontal Therapy: A Systematic Review and Network Meta-Analysis.
Non-Cochrane · intervention · 2026 · cited as Hong 2019 · Supporting File S1, reference 6

The review does not say which of its outcomes this study informs.

1 including review in total.