The bitter truth about the 13th best selling beauty product on Amazon.com… If you liked our recent post about how sucking can cause wrinkles then you’re going to love this product: Mavala Stop – a cure for thumb sucking and nail biting. Mavala Stop Ingredients Ethyl Acetate, Alcohol Denat. These are the primary solvents used [...] Read more: mavala-stop-look-at-the-label