Side effects : High doses of papain may cause stomach or throat irritation, low blood pressure, or rapid heart rate. If you ...

Fruits also contain enzymes that some say help whiten teeth. Certain fruit enzymes, such as papain from papaya and bromelain from pineapple, may hold promise as peroxide-free whitening treatments ...

Pineapple contains enzymes called papain and bromelain that help in the whitening of teeth. Dr Arora said that to keep your teeth shiny, you need to do many things together. For this, you need to ...