RESEARCH

1.   DOCTORS research on SLS - Sodium Lauryl Sulfate effects in the oral cavity , https://askthedentist.com/toothpaste-canker-sores/

2.   Doctor Mercola O.D. writes about the Black Seed Oil ,  https://articles.mercola.com/herbal-oils/amp/black-seed-oil.aspx

3.   Doctor Mercola O.D. writes about Toxic Ingredients in Toothpaste , https://articles.mercola.com/sites/articles/archive/2015/09/09/amp/toxic-toothpaste-ingredients.aspx