Toothpaste and Orange Juice – Not a Good Match

By Dr. Chea Rainford | August 3, 2020

Ever wonder why orange juice tastes so bad after you brush your teeth? You can thank sodium laureth sulfate, also known as sodium lauryl ether sulfate (SLES), or sodium lauryl sulfate (SLS) for ruining your drink, depending on which toothpaste you use. Both of these chemicals are surfactants — wetting agents that lower the surface tension of a liquid —…