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
Saptadhatu: The 7 Body Tissues in Ayurveda — How They Build Skin, Hair, Bones & Vitality asthi