Tamarind seed powders are beneficial for skin care. ... *Tamarind seeds are very beneficial for the skin and can act like an anti-aging formula. Tamarind seeds contain hyaluronic acid whose presence gives the extracts of the seed the ability to keep the skin fresh, moisturized, and reduce fine lines.Tamarind seed juice is known to be a natural remedy to cure indigestion and increase bile production. Moreover, it is rich in dietary fibre, which further results in reduction of cholesterol. Fibre also helps in improving your digestive system. Diyas made out of tamarind powder is used for poojas.