The Neem Oil 100ml. Ashwin Mouth Freshners products Collection. When our ancestors found themselves with offensive breath, they couldnt (of course) pop candied deodorizers into their mouths. In fact, back in those days, folks used a number of natural breath fresheners that could be found in kitchens and herb gardens and many of them are just as available today! Bad breath can be a huge embarrassment. If you are out and want to get rid of the building pungent smell, Use this product its good for the mouth, and also improves digestion.