Pinyin: Bing Lang  Chinese: 槟榔
Pharmaceutical: Semen Arecae
Taxonomy: Areca catechu
English: Betel Nut

Tastes: Bitter, pungent, warm
Meridians Entered: Stomach and Large Intestine

Actions & Indications:

1. Kills Parasites and expels Demons
   Kills a wide variety of Intestinal parasites including fasciolopsis, pinworms, roundworms and Blood flukes Best for tapeworms
   Drains downward to expel the bodies of dead parasites
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
2. Regulates Qi, reduces accumulations, drains downward and unblocks the bowels
   Food Stagnation and Qi Stagnation with abdominal distention, constipation or tenesmus
3. Promotes urination
   Damp leg Qi and oedema due to Excess
4. Treats malarial disorders
   Malarial disorders
5. Relieves nausea
   Nausea

Standard Dosage: 3-10g in decoction.
Cautions: It is contraindicated for loose stool due to spleen insufficiency or qi sinking. Use with caution for pregnant women.

This herb is prohibited from use in the UK under the banned and restricted herbal ingredients list issued by the MHRA and so is generally substituted with Zhi Shi and Yi Li Ren, or Fei Zi and Yu Li Ren for expelling parasites.

Pinyin: Mu Gua  Chinese: 木瓜
Pharmaceutical: Fructus Chaenomelis
Taxonomy: Chaenomeles sinensis syn. Pseudocydonia sinensis
English: Chinese Quince Fruit

Tastes: Sour, warm
Meridians Entered: Liver and Spleen

Actions & Indications:

1. Relaxes the sinews (increases Qi and Blood circulation) and unblocks the channels
   Damp painful obstruction in the extremities, especially with severe cramping pain and weakness in the low back and legs
2. Harmonizes the Stomach, nourishes the Liver and transforms Dampness
   Abdominal pain, spasms, calf cramps and oedema due to “leg Qi”. It is especially good for disharmony between the Liver and Spleen leading to leg problems
3. Reduces Food Stagnation
   Food Stagnation

Standard Dosage: 6-10g in decoction.

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: Chen Pi  Chinese: 陈皮
Pharmaceutical: Pericarpium Citri Reticulatae
Taxonomy: Citrus spp.
English: Aged Tangerine Peel

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

Actions & Indications:

1. Regulates Qi, adjusts the Middle and relieves the diaphragm
   Spleen/Stomach Qi Stagnation with epigastric or abdominal distention, fullness, bloating, belching, nausea and vomiting
   Relieves the symptoms of Gu Sydnrome while suppressing parasites (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
2. Dries Dampness and transforms Phlegm
   Phlegm-Damp Obstructs the Lung with coughing, a stifling sensation in the chest and/or diaphragm and copious, viscous sputum
   Turbid Damp Obstructs the Middle with a stifling sensation in the chest, abdominal distention, anorexia, fatigue, loose stools and a thick, greasy tongue coat
3. Helps prevent Stagnation from tonic herbs
   Tonic herbs causing Stagnation
4. Descends Qi
   Qi Rebellion
5. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, remove foul breath, precipitate the Qi, and enable one to communicate with spirits. 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: 3-10g in decoction.

Pinyin: Zi Su Ye  Chinese: 紫苏叶
Pharmaceutical: Folium Perillae
English: Perilla Leaf

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

Actions & Indications:

1. Releases the Exterior and disperses Cold
   Wind-Cold with fever, chills, headache, nasal congestion, cough or a stifling sensation in the chest (especially in older people)
2. Promotes the movement of Spleen and Stomach Qi and Harmonizes the Middle Jiao
   Spleen/Stomach Qi Stagnation with nausea, vomiting, or anorexia
   Intestinal gas
3. Improves Lung function and expands the chest
   Asthma
   Chest distention
   Cold induced wheezing
4. Calms the fetus and alleviates morning sickness
   Restless fetus and morning sickness
5. Alleviates seafood poisoning Detoxifies any type of allergy
   Seafood poisoning (fish and crab), used alone or in combination
6. Releases the Exterior and Drives Out Snakes
   Chronic inflammatory disease (Fruehauf, 2015)
   One of the chief herbs for treating Gu Syndrome, along with Bo He and Bai Zhi, classed as "open the exterior with snake killing herbs" (Fruehauf, 1998).

Standard Dosage: 5-10g in decoction.

Pinyin: Jie Geng  Chinese: 桔梗
Pharmaceutical: Radix Platycodi
English: Balloon Flower Root

Tastes: Bitter, pungent, neutral
Meridians Entered: Lung

Actions & Indications:

1. Opens the Lungs, spreads Lung Qi, expels Phlegm and benefits the throat
   Cough due to Wind-Cold or Wind-Heat (with profuse sputum, sore throat, loss of voice)
   Loss of voice or sore throat due to external Heat, Phlegm Heat or Yin Deficiency Heat
2. Expels pus
   Lung or throat abscess (Phlegm and Qi Stagnation) with fevers, chest pain, coughing of yellow sputum with a fishy smell and hemoptysis
3. Opens and raises Lung Qi, directing the effects of other herbs to the upper body
   Reinforces the actions of the other herbs and focuses the formula on the upper body
4. Expels Gu Toxins
   Vomiting blood due to Gu-Toxins (with Gan Cao; in the Soushen Ji, Record of Searching for Spirits; Wilcox, 2024).

Standard Dosage: 3-10g in decoction.
Cautions: Overdose can cause nausea and vomiting.

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.