The purpose of writing the book and the importance of reading Gayatri Mantra book is in Hindu scriptures is declared as Shiromani Mantra in Bhagavad Gita, Upanishads, Vedas, and Puranas. Gayatri Mantra is called the essence of Vedas. In this book, what is Gayatri Mantra, its scientific facts, causes, physical and mental miracles due to Mantra chant, and cases with evidence of spiritual research are shown, Very useful Gayatri Japa, rituals, method of worship and The true event is given. The Gayatri Mantra is a scientifically powerful energy apart from a spiritual gaze that scientists claim to be the cosmic energy of the universe. This book is not for the support of any religion. The glory of Gayatri Mantra chanting for the higher upliftment of human beings for humanity is shown which can be done by people of any religion, caste, woman, man, child, and age.