Pinyin: Bu Gu Zhi  Chinese: 補骨脂
Pharmaceutical: Fructus Psoraleae
Taxonomy: Psoralea cordyfolia
English: Psoralea Fruit / Scurf Pea Berry / Po Gu Zhi 破故紙

Tastes: Sweet, bitter, astringent, warm
Meridians Entered: Kidney, Spleen, Lung, Pericardium

Actions & Indications:

1. Tonifies the Kidneys, strengthens Yang, stabilizes Jing and astringes urine
   Impotence, premature ejaculation, enuresis, urinary frequency, a cold and painful lower back and extremities
   Wheezing and shortness of breath due to Kidneys not grasping the Lung Qi
   Weakening of Ming Men Fire
2. Tonifies and warms Spleen and Kidney Yang to stop diarrhoea
   Diarrhoea with borborygmus and abdominal pain
   Cock-crow diarrhoea
   Most appropriate for those with both Spleen and Kidney Yang Deficiency
3. Warms the skin and regulates the blood (soaked in wine and applied topically)
   Cold-type psoriasis, vitiligo and eczema
   Hyperpigmentation
   Dry, dull or loose skin with fine lines or rough texture

Standard Dosage: 5-15g in decoction.
Cautions: Contraindicated in cases of Yin deficiency with effulgent Fire and constipation.

Due to the psoralen content which increases the response to UV light, patients should be advised to avoid excessive exposure to the sun or discontinue taking if traveling to a hot climate.

Pinyin: Wu Zhu Yu  Chinese: 吴茱萸
Pharmaceutical: Fructus Evodiae
Taxonomy: Evodia rutaecarpa
English: Evodia Fruit

Tastes: Pungent, bitter, hot, mildly toxic
Meridians Entered: Liver, Spleen, Stomach and Kidney

Actions & Indications:

1. Warms the Middle Jiao, disperses Cold, promotes the movement of Qi (relieves Stagnation in the Liver channel) and alleviates pain
   Stomach or Liver Channel Cold or Phlegm, with headache, epigastric pain with nausea, drooling, reduced taste, a pale tongue with a wiry or weak pulse
   Cold bulging disorders in the area traversed by the Liver channel and dysmenorrhea
   Disharmony between the Liver and Stomach
2. Spreads the Liver, descends rebellious Qi and stops vomiting
   Acid regurgitation and vomiting - can be used for either Hot or Cold disorders depending on the other herbs with which it is combined
3. Warms the Spleen, stops diarrhoea and expels Damp-Cold
   Diarrhoea from Spleen and Kidney Yang Deficiency
   Damp-Cold Leg Qi
4. Leads Fire downward
   Mouth and tongue sores (grind into a powder, mix with vinegar and place on the soles of the feet)
5. Kills the Three Worms
   Said in the Shen Nong Ben Cao Jing that it kills the Three Worms. These may refer to difficult to treat metabolic disorders caused by overindulgence and should be accompanied by fasting, meditation and exercise regimes.

Standard Dosage: 1.5-4.5g in decoction.
Cautions: It is not suitable to be taken in large dosage for a long time, and contraindicated for yin deficiency with internal heat.

Pinyin: Rou Dou Kou  Chinese: 肉豆蔻
Pharmaceutical: Semen Myristicae
Taxonomy: Myristica fragrans
English: Nutmeg

Tastes: Pungent, warm
Meridians Entered: Spleen, Stomach and Large Intestine

Actions & Indications:

1. Astringes the Intestines and stops diarrhoea
   Chronic intractable diarrhoea or daybreak diarrhoea due to Spleen and Kidney Yang Deficiency
2. Warms the Middle Jiao, regulates Qi and alleviates pain
   Pain, distention of the epigastrium and abdomen, reduced appetite and vomiting due to Deficiency Cold of the Spleen and Stomach
   Qi Stagnation

Standard Dosage: 3-9g in decoction, 0.5-1g powdered.

Pinyin: Wu Wei Zi  Chinese: 五味子
Pharmaceutical: Fructus Schisandrae
Taxonomy: Schisandra chinensis
English: Schisandra Fruit / Chinese Magnolia-vine Fruit

Tastes: Sour, sweet, warm
Meridians Entered: Lung, Heart and Kidney

Actions & Indications:

1. Astringes the leakage of Lung Qi and stops coughing
   Chronic cough and wheezing due to Lung Qi Deficiency
   Lung and Kidney Deficiency patterns
2. Tonifies the Kidneys, binds up Essence (astringes Jing) and stops diarrhoea and spermatorrhea
   Kidney Deficiency with nocturnal emissions, spermatorrhea, vaginal discharge and urinary frequency
   Spleen and Kidney Deficiency with daybreak diarrhoea
3. Astringes sweat and generates fluids
   Excessive sweating. especially when accompanied by thirst or a dry throat
   In combination, it is used for spontaneous sweating, night sweats and wasting and thirsting disorder
4. Quiets the Spirit and calms and contains Heart Qi
   Heart and Kidney Blood and Yin Deficiency, with irritability, palpitations, dream-disturbed sleep and insomnia
5. Tonifies Qi
   Heart and Spleen Qi Deficiency

Standard Dosage: 3-6g in decoction. 1-3g as powder.
Cautions: It is contraindicated in cases of external pathogen existence, internal excess heat, acute cough, early stage of measles.

Pinyin: Sheng Jiang  Chinese: 生姜
Pharmaceutical: Rhizoma Zingiberis Recens
Taxonomy: Zingiber officinale
English: Fresh Ginger

Tastes: Pungent, warm
Meridians Entered: Lung, Spleen and Stomach

Actions & Indications:

1. Releases the Exterior, induces perspiration and disperses Cold
   Wind-Cold
2. Warms the Middle and stops vomiting
   Cold in the Stomach especially with vomiting
3. Warms the Lungs and stops coughing
   Cough due to Wind-Cold Cough due to Lung Deficiency with Phlegm
4. Reduces the toxicity of other herbs and seafood
   Herb toxicity or seafood poisoning
5. Adjusts the Ying and Wei - normalizes the flow of Qi at the center
   Taiyang Zhong Feng - Wind-Cold with Deficiency

Standard Dosage: 3-10g in decoction.
Cautions: It should be used with caution for yin deficiency with internal heat and heat exuberance because it helps promote fire and injure yin.

Pinyin: Da Zao  Chinese: 大枣
Pharmaceutical: Fructus Jujubae
English: Jujube Berry / Black Date / Chinese Date

Tastes: Sweet, warm
Meridians Entered: Spleen, Stomach and Heart

Actions & Indications:

1. Tonifies the Spleen and Stomach and augments Qi
   Spleen and Stomach Deficiency with weakness, shortness of breath, lassitude, anorexia and loose stools
2. Nourishes the Blood and calms the Spirit
   Blood Deficiency
   Restless Organ Syndrome with wan complexion, irritability and severe emotional debility
3. Moderates and harmonizes the harsh properties of other herbs
   Added to formulas with to counter harsh, drying and draining herbs by fortifying the Spleen, nourishing Blood and settling the Spirit.
4. 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 prolong life. 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: 10-30g in decoction.
Cautions: It is used with cautions in cases of damp-phlegm or food stagnation because it can help dampness produce heat, and induce distention in middle energizer.