In some Hindu traditions, rock candy is also used to symbolize the sweetness of the relationship between the devotee and the deity. It is offered as a sign of devotion and love, and is often accompanied by prayers and hymns,One of the main reasons rock candy is used in pooja is because it is considered to be a pure and natural form of sugar. It is believed that offering rock candy to the deities helps to purify the offering and make it more acceptable to the divine.rock candy is also believed to have various health benefits in Ayurvedic medicine. It is said to aid in digestion, boost immunity, and provide energy to the body.