Â Peppermint Shampoo is a Â blend of peppermint and patchouli essential oils in aÂ Â shampoo without sulfate and harmful chemicals. It is an all natural dandruff shampoo. Start the day with a scalp that remains clean and healthy .Peppermint Shampoo will also prevent weakened hair that prematurely falls out. The scent of the shampoo will energize and lift your spirits to have a great day! We also use Peppermint Shampoo to treat dogs with fleas. Avoid the eyes.