One herbal remedy for skin ailments is Nimbaadi Choornam, an Ayurvedic medication. It is advised to take this herbal mixture internally and topically. It has been in use for a very long period in India. The best online store to buy Nimbaadi choornam and other face masks for oily skin is Nimbaadi. An all-natural herbal face mask for oily skin is called Nimbaadi Choornam. Acne and outbreaks are under control. It regulates the excess sebum production of the skin.