Walnut Seed (Hutaoren)
| Pharmaceutical Name: | Semen Juglandis |
| Botanical Name: | Juglans regia L. |
| Common Name: | Walnut Seed Walnut Kernel |
| Source of Earliest Record: | Kaibao Bencao |
| Part Used & Method for Pharmaceutical Preparations: | The ripe walnuts are gathered in the period from September to October, dried in the sun and shelled. |
| Properties and Taste: | Sweet and warm |
| Meridian: | Kidney, lung, and large intestine |
| Functions: | To tonify the lungs and kidneys To moisten the intestines and move feces |
| Indications and Combinations: | 1. Lower back pain and weakness of the legs due to deficient kidneys. *Use with Eucommia bark (Duzhong) and Psoralea fruit (Buguzhi) in the formula Qing’e Wan. 2. Cough and asthma due to deficient lungs. *Use with Ginseng (Renshen). 3. Constipation due to dryness in the intestines. *Use with Hemp seed (Huomaren) and Cistanche (Roucongrong). |
| Dosage: | 10-30 g |
| Cautions: | This herb is contraindicated in cases with deficiency of yin with excessive fire, cough due to phlegm-heat or diarrhea. |