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
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).
6. Suppresses Gu Parasites
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)

Standard Dosage: 3-10g in decoction.

Pinyin: Ding Xiang  Chinese: 丁香
Pharmaceutical: Flos Caryophylli
Taxonomy: Caryophyllus aromaticus / Syzygium aromaticum
English: Clove

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

Actions & Indications:

1. Warms the Middle Jiao, relieves pain and descends Qi
   Stomach Cold with vomiting, hiccup, abdominal pain and diarrhoea
   Spleen and Stomach Deficiency Cold with anorexia, vomiting and diarrhoea
   Bad breath (chew whole clove), toothache (apply oil to gum)
2. Warms the Kidneys and assists Yang
   Impotence or clear vaginal discharge from Cold in the Womb (usually accompanied by weak legs) due to Kidney Yang Deficiency
3. Kills Parasites and expels Demons
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
   Can also be used as an insect repellent.

Standard Dosage: 1-3g in decoction.
Cautions: It is incompatible with Yu Jin (nineteen incompatibilities). It should be used with cautions for heat syndrome and yin deficiency with interior heat.

Pinyin: Qing Pi  Chinese: 青皮
Pharmaceutical: Pericarpium Citri Reticulatae Viride
English: Unripe Tangerine Peel

Tastes: Pungent, bitter, warm
Meridians Entered: Liver, Gallbladder, Spleen and Stomach

Actions & Indications:

1. Spreads Liver Qi and breaks up Stagnant Qi
   Liver Qi Stagnation with chest, hypochondriac and breast distention and pain or bulging disorder
2. Dissipates accumulations and reduces Food Stagnation
   Food Stagnation with accumulation manifesting as pain, distention or a stifling sensation in the epigastrium
   Severe Food Stagnation
   Qi Stagnation which leads to Blood Stagnation with masses
3. Dries Dampness and transforms Phlegm
   Phlegm-Damp with malarial disorders
   Breast abscess

Standard Dosage: 3-10g in decoction.

Pinyin: He Zi  Chinese: 诃子
Pharmaceutical: Fructus Terminaliae Chebulae
Taxonomy: Terminalia Chebula
English: Myrobalan Fruit

Tastes: Bitter, sour, astringent, neutral
Meridians Entered: Lung and Large Intestine

Actions & Indications:

1. Astringes the Intestines and stops diarrhoea
   Chronic diarrhoea and dysenteric disorders (both Heat and Cold patterns)
   Intestinal Wind with hemafecia
2. Contains leakage of Lung Qi, stops coughing, improves the condition of the throat (Descends Lung Qi) and relieves Qi Stagnation in the diaphragm and chest
   Chronic cough, wheezing, and especially loss of voice
   Cough due to Phlegm-Fire Obstructing the Lungs (in combination)
3. Kills Parasites and expels Demons
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)

Standard Dosage: 3-10g in decoction.

Pinyin: Gan Cao  Chinese: 甘草
Pharmaceutical: Radix Glycyrrhizae
Taxonomy: Glycyrrhiza uralensis seu glabra seu inflata
English: Liquorice Root

Tastes: Sweet, slightly cold
Meridians Entered: Heart, Lung and Spleen (and all 12 meridians)

Actions & Indications:

1. Tonifies the Spleen and augments Qi
   Spleen Qi Deficiency with shortness of breath, lassitude and loose stools
   Qi and Blood Deficiency with an irregular pulse and/or palpitations
   Heart Qi Deficiency or Heart Yang Deficiency
2. Moistens the Lungs, resolves Phlegm and stops coughing
   Lung Heat or Cold
   Productive or non-productive coughing
3. Moderates spasms and alleviates pain
   Painful muscle spasms of the abdomen and legs
4. Clears Heat and relieves Fire Toxicity
   Raw for Toxic Heat with sore throat or carbuncles and sores (Chuang Yung)
5. Antidote for many toxic substances (internal and topical)
   Poisoning
   Bites (after washing the wound, chew Gan Cao and apply a thick layer on the bite wound, changing whenever it dries out; Bao Xiang-Ao, 1846, New Compilation of Proven Formulas)
6. Moderates and harmonizes the harsh properties of other herbs and guides the herbs to all twelve channels
   Often added in small doses to harmonise formulas
7. Tonifies the Qi while suppressing Parasites
   Gu Sydnrome (Fruehauf, 1998)
   Chronic inflammatory disease (Fruehauf, 2015)
8. 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: Typically 1.5-9g in decoction. Large doses can be up 30g.
Cautions: It is contraindicated for combining with Hai Zao, Da Ji, Gan Sui and Yuan Hua because of "eighteen antagonisms". It is also contraindicated in cases of dampness obstruction in middle energizer and edema because it can help dampness obstruct qi, and it is prohibited from long-term usage in large dosage (more than 20g/day) and should be avoided or used with extreme caution in patients with high blood pressure because it may raise aldosterone levels in the blood causing retention of sodium.

The NHS recommends avoiding during pregnancy.