Charak Samhita: The Complete Guide to Charaka's Classic of Ayurveda — 8 Sthanas, 120 Chapters, Core Teachings and the Daily Series agni ama
Vajikarana in the Charaka Samhita (Chikitsa Sthana, Chapter 2): The Classical Science of Shukra Dhatu, Vrishya Herbs and Vitality ashwagandha
Tired Indian man at his desk with classical Ayurvedic text - vajikarana energy depletion concept adbhut ghrit