Sorry for keep bringing it up, but one of the reason I like Colgate’s product for my regular use (I mostly use Listerine when I have a canker sore) because of the fact that it doesn’t burn … "A formula that won’t burn your mouth makes it a solid upgrade to a formula you’re likely used to." Not the best taste: On a personal level, I also feel like Listerine doesn’t really provide you with a great taste or aftertaste either. ... Listerine Ultraclean Oral Care Antiseptic Mouthwash, ... Do your best to avoid hydrogen peroxide mouthwash. It wasn’t until the 1920’s that sales took off.A series of ads promoted Listerine … There doesn’t … This isn't to say mouth wash that doesn't burn does not work just in the case of Listerine … Listerine actually recently came out with a Listerine ZERO that does not burn since it does not have ethanol; however, this mouthwash also does not have any of the effective ingredients since the solvents won't stay dissolved. Rated 1 out of 5 by GomerPyle000 from As previously said, same exact active ingredients as original Listerine but much more expensive Please don't be fooled into paying a premium price for this product which has the same active ingredients and in the same amounts as the original Listerine… It was also sold as a floor cleaner! Listerine was created in the 1870’s and was originally used as an antiseptic to reduce infections after surgery.