The new study found that that a moderate dietary intake of the omega-3 polyunsaturated fatty acids DHA (docosahexaenoic acid) and EPA (eicosapentaenoic acid) were associated with a decreased prevalence of periodontitis of up to 20 percent.
http://www.nutraingredients-usa.com/On-your-radar/Omega-3/Omega-3-may-reduce-gum-disease-Study
http://www.nutraingredients-usa.com/On-your-radar/Omega-3/Omega-3-may-reduce-gum-disease-Study