Pinyin: Ze Xie  Chinese: 澤瀉
Pharmaceutical: Rhizoma Alismatis
Taxonomy: Alisma plantago-aquatica seu orientale
English: Water Plantain Rhizome

Tastes: Sweet, bland, cold
Meridians Entered: Kidney and Bladder

Actions & Indications:

1. Promotes urination and leaches out Dampness
   Stagnation due to Dampness with urinary difficulty, painful urinary dysfunction, diarrhoea and dizziness
   Especially useful for Damp-Heat in the Lower Jiao
2. Settles Ministerial Fire in the Kidneys by draining Damp-Heat from the lower Jiao
   Spermatorrhea due to Damp-Heat in the Lower Jiao disturbing the ministerial Fire of the Kidneys
3. Drains Kidney Fire
   Kidney Yin Deficiency with Fire Rising
4. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, sharpen the ears and eyes, make one free from hunger, prolong life, make the body light, render the face brilliant, and enable one to walk over water. 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: 4.5-15g in decoction. Sometimes up to 30g in extreme cases.
Cautions: Overdose, extended use or combination with diuretic drugs could cause electrolyte imbalance due to diuretic effect.

Pinyin: Chi Xiao Dou  Chinese: 赤小豆
Pharmaceutical: Vigna angularis
English: Adzuki Bean / Rice Bean

Tastes: Sweet, sour and neutral
Meridians Entered: Heart and Small Intestine

Actions & Indications:

1. Promotes urination and reduces oedema
   Abdominal swelling and fullness due to oedema, urinary difficulty and leg Qi
2. Clears Damp Heat
   Mild jaundice due to Damp-Heat
3. Disperses Blood Stasis, reduces swelling and reduces Fire toxicity (dispels pus)
   Chuang Yung (sores, carbuncles, furuncles)

Standard Dosage: 10-30g in decoction.
Cautions: Although acting to drain Dampness, Adzuki beans have a high FODMAP score (George Eats, April 2024) suggesting that they are contraindicated in abdominal distention and swelling due to Spleen Dampness.

Pinyin: Shang Lu  Chinese: 商陆
Pharmaceutical: Phytolaccae radix
Taxonomy: Phytolacca acinosa
English: Poke Root

Tastes: Bitter, pungent, cold, toxic
Meridians Entered: Large Intestine, Lung, and Kidney

Actions & Indications:

1. Drives out water through the urine and stool
   Edema associated with Excess with severe constipation and urinary difficulty
2. Reduces sores and carbuncles
   Hot type sores (topical)
3. Removes Phlegm, stops coughs and resolves lumps
   Pulmonary disorders
4. Reduces swelling and disperses nodules
   Crushed and applied topically to treat swelling and nodules
5. Resolves Evil Qi in the Heart, Expels Evil Spirits and refines the Five Zang
   Possession by the Three Worms and Crouching Corpses with disorders of overindulgence that threaten health and do not respond to regular medicines.
   The Shen Nong Ben Cao Jing says it kills ghosts and spiritual matters which may suggest it has a hallucinogenic quality or can be used to treat disorders characterised by seeing or dreaming of ghosts, demons and supernatural beings.

Standard Dosage: 5-10g in decoction.
Cautions: Due to its high toxicity it should only be used in those with severe excess and contraindicated in pregnancy or for those with a weak, deficient Stomach. The dust can cause inflammation of the eyelids, rhinitis and gastroenteritis.

Pinyin: Qiang Huo  Chinese: 羌活
Pharmaceutical: Rhizoma seu Radix Notopterygii
Taxonomy: Notopterygium incisium, N. forbesii
English: Notopterygium Root and Rhizome

Tastes: Pungent, bitter, warm
Meridians Entered: Bladder and Kidney

Actions & Indications:

1. Releases the Exterior and disperses Cold
   Wind-Cold with chills, fever, headache, body aches and pains
   Usually used when accompanied by Dampness with joint pain, a general feeling of heaviness, sleepiness or occipital pain
2. Expels Wind-Cold-Dampness, unblocks painful obstruction and alleviates pain
   Wind-Cold-Damp Bi especially in the upper limbs and back
3. Guides Qi to the Taiyang and Du channels
   Directs the other herbs to the Taiyang and Du channels

Standard Dosage: 3-10g in decoction.
Cautions: It should be used with cautions for blood deficiency because of its strong pungent, fragrant, warm and dry property. It is not appropriate for weakness of spleen and stomach because large dose of this herb induces vomiting.

Pinyin: Da Fu Pi  Chinese: 大腹皮
Pharmaceutical: Pericarpium Arecae
English: Betel Husk

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

Actions & Indications:

1. Descends Qi and eases the Middle
   Damp Stagnation in the Stomach and Intestines, Food Stagnation or Qi Stagnation in the Middle with epigastric and abdominal distention, focal distention, a stifling sensation and belching with acid regurgitation
   Especially useful when the above conditions are accompanied by incomplete or irregular bowel movements
2. Promotes urination and reduces oedema
   Abdominal distention accompanied by oedema, especially superficial oedema or symptoms of Food Stagnation
   Damp leg Qi

Standard Dosage: 5-10g in decoction.
Cautions: 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 Yu Li Ren.

Pinyin: Mu Tong  Chinese: 木通
Pharmaceutical: Caulis Akebiae seu Caulis Clematis
Taxonomy: Akebia trifoliata, A. quinata, A. trifoliata var. australis seu Clematis armandii
English: Akebia or Clematis Stem

Tastes: Bitter, cool
Meridians Entered: Heart, Small Intestine and Bladder

Actions & Indications:

1. Promotes urination and unblocks painful urinary dysfunction
   Damp-Heat Painful Urinary Dysfunction (Lin Syndrome) with dribbling, painful and rough urination
   Oedema and ascites
2. Drains Heart Heat through the Small Intestine
   Small Intestine Shi Heat with irritability accompanied by mouth or tongue sores and scanty urination
3. Promotes lactation and unblocks Blood vessels
   Lactation Insufficiency
   Amenorrhea and pain and stiffness of the joints (Heat Bi)

Standard Dosage: 3-6g in decoction.
Cautions: It is contraindicated for qi deficiency, spermatorrhea and pregnant women.

This herb is prohibited from use in the UK under the banned and restricted herbal ingredients list issued by the MHRA because it can also refer to Aristolochia manshuriensis (Guan Mu Tong) which contains toxic aristolochic acid. In some European countries with statutory testing of imports the species can be identified but the UK has chosen to ban all species to avoid regulation. It is generally substituted with Qu Mai or Tong Cao.

Pinyin: Qin Jiao  Chinese: 秦艽
Pharmaceutical: Radix Gentianae Macrophyllae
Taxonomy: Gentiana macrophylla
English: Large-leaf Gentian Root

Tastes: Pungent, bitter, slightly cold
Meridians Entered: Liver and Gallbladder

Actions & Indications:

1. Expels Wind-Dampness, opens the channels and soothes the sinews and collaterals
   Wind-Damp Bi and cramping, especially in the limbs
   Acute or chronic Cold disorders
2. Clears Deficiency Heat
   Yin Deficiency, especially with empty Fire (fever, Steaming Bone Disorder (骨蒸 Gu Zheng))
3. Resolves Dampness and reduces jaundice
   Damp-Heat jaundice, especially acute or infantile jaundice
4. Moistens the Intestines and unblocks the bowels
   Dry constipation
5. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the middle class of herbs which can, with protracted taking, make the body light, render a good facial complexion, slow ageing, prolong life, 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: 5-10g in decoction.

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: Fu Ling Pi  Chinese: 茯苓皮
Pharmaceutical: Sclerotum Poriae excorio
Taxonomy: Poria cocos syn. Wolfiporia extensa
English: China-Root Peel

Tastes: Sweet, bland and neutral
Meridians Entered: Kidney and Bladder

Actions & Indications:

1. Promotes urination and leaches out Dampness
   Urinary difficulty, diarrhoea or oedema due to Stagnation of Fluids or Dampness
   Fluid Stagnation
   Damp-Heat
2. Strengthens the Spleen and harmonizes the Middle Jiao
   Spleen Deficiency Dampness with anorexia, diarrhoea and epigastric distention
3. Strengthens the Spleen
   Phlegm Dampness due to Spleen Deficiency with thin mucus in which Phlegm moves upward manifesting as palpitations, headache, dizziness and a thick, greasy tongue coat
4. Quiets the Heart, calms the Spirit and soothes the nerves
   Palpitations, insomnia or forgetfulness due to either Spleen and Heart Insufficiency or Internal Obstruction of Turbid Phlegm

Standard Dosage: 15-30g in decoction.