What's the use of He Xiangu's petals?

He Xiangu's petals can nourish the master, cultivate the mind, help others and clear the karma. According to relevant public information, in the TV series "Eight Immortals Crossing the Sea", He Xiangu's lotus flower is transformed from the aura of heaven and earth. It is not as powerful as other magic weapons, but it has mysterious usage, which can nourish the master, cultivate the soul, help others and clear the karma.