Morinda officinalis root has served as a kidney yang tonic in traditional Chinese medicine for centuries. The root is harvested, dried, and often prepared by steaming or frying with salt water to target its effects. People take it to counter fatigue, support libido, and maintain physical endurance. Modern herbalists also classify it as an adaptogen, meaning it helps the body handle stress over time.
Preparations range from decoctions and tinctures to powdered extracts. A typical daily dose falls between 3 and 9 grams of the dried root, often taken with meals to avoid digestive upset.