Dabur Ratnaprash - 450g Strength, Stamina & Vigour Manufactured by Dabur India Limited. Indications: Provides strength, stamina, vigour, vitality, and energy Dosage: With its tangy sweet-sour taste it can be taken directly, with milk or as a bread spread. We recommend taking 1/2 tsp for children, 1 tsp for adults, twice daily followed by warm milk or water.