Pinyin: Huang Bai  Chinese: 黄柏
Pharmaceutical: Cortex Phellodendri
Taxonomy: Phellodendron amurense seu chinense
English: Amur Corktree Bark

Tastes: Bitter, cold
Meridians Entered: Liver, Gallbladder, Large Intestine, Kidney and Bladder

Actions & Indications:

1. Drains Damp-Heat especially from the Lower Jiao
   Thick, yellow vaginal discharge, foul smelling diarrhoea or dysenteric disorder
   Damp-Heat in the Lower Jiao
   Hot Leg Qi with red, swollen, painful knees, legs or feet
   Damp-Heat jaundice
2. Drains Kidney Fire (False Heat, Deficiency Heat)
   Kidney Yin Deficiency with Empty Fire Rising (steaming bone disorder, night sweats, afternoon fevers and sweating, occasionally with nocturnal emissions and spermatorrhea)
3. Drains Fire and relieves Fire toxicity
   Toxic sores and Damp-skin lesions (internally and topically)

Standard Dosage: 6-10g in decoction.
Cautions: It is contraindicated for deficiency-cold syndrome. Overdosage and long-time taking will impair spleen and stomach.

Pinyin: Cang Zhu  Chinese: 蒼朮
Pharmaceutical: Rhizoma Atractylodes
Taxonomy: Atractylodes lancea seu chinensis seu japonica
English: Black Atractylodes / Gray Atractylodes / Sword-like Atractylodes root

Tastes: Pungent, bitter, warm
Meridians Entered: Spleen, Lung and Liver

Actions & Indications:

1. Strongly dries Dampness and tonifies the Spleen
   Dampness Obstructing the Middle Jiao and blocking transformative and transportive functions of the Spleen with anorexia, diarrhoea, epigastric distention and pressure, fatigue, nausea and vomiting and a thick, greasy tongue coat
2. Induces sweating and expels Wind-Dampness
   Wind-Cold Dampness and Wind-Dampness with chills and fever, headache, body aches and nasal congestion
   Painful extremities due to Wind-Damp Bi
3. Clears Dampness from the Lower Jiao
   Damp-Heat Pouring Downward with Leg Qi, some forms of atrophy disorders, vaginal discharge, swollen, sore joints
4. Improves vision
   Night blindness and diminished vision with a rough sensation in the eyes
5. Repels Ghosts
   "Strange diseases 奇病" that involve seeing ghosts
6. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, make the body light, prolong life and make one free from hunger. This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生).

Standard Dosage: 5-10g in decoction.

Pinyin: Yi Yi Ren  Chinese: 薏苡仁
Pharmaceutical: Semen Coicis
Taxonomy: Coix lacryma-jobi
English: Job's Tears / Chinese Pearl Barley

Tastes: Sweet, Bland, Slightly Cold
Meridians Entered: Spleen, Stomach and Lung

Actions & Indications:

1. Strengthens the Spleen and resolves Dampness
   Dampness Stagnation or Spleen Deficiency Dampness with diarrhoea, leg Qi, painful urinary dribbling
   Damp-Warmth (treats root and manifestations)
2. Expels Wind-Dampness and relieves pain
   Wind-Damp Bi (increases joint mobility and decreases spasms in chronic cases) for stiffness of the muscles, severe arthralgia and joint immobility
3. Clears Heat and expels pus
   Soft, pustulated carbuncles, Lung and Intestinal abscess
4. Clears Damp-Heat
   Any Damp-Heat condition at any level with a greasy, white tongue coat and digestive problems
5. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, make the body light and boost the Qi. This may suggest it was part of supplementing the diet when engaging in an "avoiding grain" (Bigu 辟穀) fasting regime to cultivate life (Yangsheng 養生). At ~70% carbohydrates (Zhu, 2017), this would represent one important source of of this nutrient class which could be had in the amounts that could be foraged, as opposed to farmed, to maintain this kind of diet long term. Its root is also suggested to expel the Three Worms.

Standard Dosage: 9-30g in decoction.