I have been chewing falim gum since I was like 10 because it's cheap but only now I know it's good for mewing maybe that's what made me get better results : Mewing
Amazon.com : Airwaves Cherry Menthol Gum. Case of 30 Packs : Chewing Gum : Grocery & Gourmet Food
SHOP GGT
Wrigleys Airways Black Mint Menthol Sugar Free Chewing Gum 15g x 30 - JL Brooks
Amazon.com : Airwaves Cherry Menthol Gum. Case of 30 Packs : Chewing Gum : Grocery & Gourmet Food