The present book is an attempt to develop the human potential through Mantra. It deals with what Mantras are; what the benefits of Mantras are, how to use the Mantras and what must guard against. Every Mantra has been specified individually allongwith its method, rosary, direction, asan and other relevant instructions. Astorloger P. Khurrana & Seemaa Singh treats Mantraism as the gift of ancient Sages of India who have analysed the importance of Mantra in mitigating all the problems of life. A Mantra has the beneficial effects because of the sound it vibrates; every sound having a meaning that has been underlined. They explains the fundamental principles of Mantra therapy in a simple unadorned way.The book can be a proud possession of all those who are deeply interested in Mantras. In the end is a glossary for the convenience of readers.