How to identify pure palm jaggery or palm sugar? Pure palm sugar melts or acquires moisture by itself when left open in the air for some time (If left uncovered at room temperature for some time). 2)It should not be hard, should be able to break the block of a palmsugar just with the pierce of a fork or a knife. Udangudi is famous for original Karuppatti / Palm Jaggery. Karuppatti is one of the healthiest sweeteners in the world. Palm Jaggery is called as Karupatti. it is a well traditional product prepared from palm juice(Pathani) without using any chemicals. Jaggery is useful for various health purpose. It is the best organic sugar and good for diabetes persons. Palm Jaggery is a great replacement for white sugar. It has 50 times extra minerals compare with white sugar, palm jaggery is a nutritious sweetener. So, it is a good and real sweetener. Natural sweetener is used to preserve the body from injuries caused by free organs. Palm jaggery is cleaning your bodies organs such as respiratory tract, intestines, lungs, stomach and helps to clear the toxins from the body.