Pinyin: Hou Po  Chinese: 厚朴
Pharmaceutical: Cortex Magnoliae
Taxonomy: Magnolia officinalis
English: Magnolia Bark

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

Actions & Indications:

1. Promotes the movement of Qi in the Middle Jiao and resolves Stagnation
   Abdominal, epigastric, and/or chest fullness, bloating, loss of appetite, poor digestion, constipation
   Plum Pit Qi, a feeling of a lump in throat, usually considered psychosomatic today (globus hystericus). Hou Po has modern indications as neuroprotective and also features in formulas like Da/Xiao Cheng Qi Tang which deal with neuropsychiatric symptoms like delirium.
2. Promotes the movement of Qi downward, dries Dampness and transforms Phlegm
   Dampness or Phlegm Obstructing the Middle Jiao with distention, fullness, nausea and diarrhoea
3. Descends Rebellious Qi, reduces Phlegm and calms wheezing
   Cough and wheezing due to Phlegm congesting the Lungs
4. Expels Wind, scatters Cold and regulates the Blood
   The Shen Nong Ben Cao Jing places in the middle class of woods and says "It mainly treats Wind-stroke, Cold damage, headache, Cold and Heat, fright qi, blood Bi and dead muscles."
5. Removes the Three Worms
   The Shen Nong Ben Cao Jing also says that it "removes 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: 3-10g in decoction.
Cautions: It should be used with cautions for the syndrome of qi deficiency and fluid consumption, and in pregnant women. Due to some of the anticoagulant effects of its constituents it should be used with caution in conjunction with blood thinners.

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: 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.

Pinyin: Rou Gui  Chinese: 肉桂
Pharmaceutical: Cortex Cinnamomi
Taxonomy: Cinnamomum cassia
English: Cinnamon Bark

Tastes: Pungent, sweet, hot
Meridians Entered: Kidney, Spleen, Heart and Liver

Actions & Indications:

1. Warms the Kidneys, Spleen and Heart and strengthens Yang and Ming Men Fire
   Kidney Yang Deficiency and Deficiency of Ming-Men Fire with aversion to Cold, cold limbs, weak back, impotence and urinary frequency
   Spleen and Kidney Yang Deficiency with abdominal pain and Cold, reduced appetite and diarrhoea
   Kidney Unable to Grasp Qi
   Heart Yang Deficiency, particularly with chest Bi
2. Disperses deep Cold, warms the channels, unblocks the channels and vessels and alleviates pain
   Deep Cold causing Qi Stagnation or Blood Stasis with Cold in the Blood causing amenorrhea or dysmenorrhea, Cold-Damp Bi, Yin-type boils (chronic sores that are usually concave and ooze a clear fluid) and sores or abscesses that do not heal
   It enters the Blood aspect and, in small amounts, enhances the Blood moving action of other substances
3. Leads the Fire back to its source
   Upward Floating of Deficient Yang (False Heat, True Cold or Heat Above and Cold Below) with flushed face, wheezing, severe sweating (the sweat pours out like oil), weak and cold lower extremities and a deficient and rootless pulse
   Any condition with Heat in the Upper body (dry mouth, sore throat, or teeth which is worse at night) and Cold in the Lower body (Lower back pain, cold lower extremities, diarrhoea and weakness in the proximal portion of the pulse)
4. Assists in the generation of Qi and Blood
   Chronic Qi and Blood Deficiency (auxiliary)
5. Aids fasting
   Mentioned in the Shen Nong Ben Cao Jing as part of the superior class of herbs which can, with protracted taking, enable one to communicate with spirits, make the body light, and prevent forgetfulness. 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: 1-5g in decoction. It should be decocted later.
Cautions: It is contraindicated for syndrome of yin deficiency with fire effulgent, haemorrhage due to blood heat and pregnant women. It is incompatible with Chi Shi Zhi (nineteen incompatibilities).

Pinyin: Fu Zi  Chinese: 附子
Pharmaceutical: Radix Aconiti Lateralis Praeparata
Taxonomy: Aconitum carmichaeli
English: Wolf's-bane Root / Monkshood Root / Aconite Root

Tastes: Pungent, sweet, hot, toxic
Meridians Entered: Heart, Kidney and Spleen

Actions & Indications:

1. Restores Devastated Yang and rescues from rebellion
   Devastated Yang with diarrhoea containing undigested food, chills, cold extremities and a faint almost imperceptible pulse (often as a result of severe vomiting, diarrhoea or sweating)
2. Warms Ming Men Fire and assists Heart, Kidney and Spleen Yang
   Heart Yang Deficiency
   Spleen Yang Deficiency
   Kidney Yang Deficiency
3. Disperses Cold and Dampness, warms the channels and stops pain
   Wind-Damp-Cold Bi
   Cold blocking the organs, channels, bones and Blood vessels
   Yin flat abscesses
   Gu Parasites / chronic inflammatory disease (Fruehauf, 2015)

Standard Dosage: 3-15g in decoction. Fire Spirit practitioners prescribe doses of 60-200g per day (Fruehauf, 2009).
Cautions: It is contraindicated for heat syndrome, yin-deficiency leading to hyperactivity of yang and the pregnant because of its pungent, hot, dry and drastic properties. It must be soaked and decocted for about half and hour to one hour until numbing taste disappears for oral use. Over-dosage and incorrect processing must be avoided.

This herb is prohibited from use in the UK under the banned and restricted herbal ingredients list issued by the MHRA. It is generally substituted with various Yang tonics depending on the presentation although none can imitate its powerful cardiovascular effects making them ineffective substitutes for rescuing devastated Yang. External use is permitted at 1.3% or below.

Pinyin: Da Huang  Chinese: 大黄
Pharmaceutical: Radix et Rhizoma Rhei
Taxonomy: Rheum palmatum
English: Chinese Rhubarb Root

Tastes: Bitter, cold
Meridians Entered: Large Intestine, Spleen, Stomach, Liver and Heart

Actions & Indications:

1. Drains Heat and purges accumulations
   Intestinal Heat Excess, with high fever, profuse sweating, thirst, constipation, abdominal distention and pain, delirium, a yellow tongue coat and a full pulse
   Yang-Ming Fu Stage
   Qi Level Heat in the Intestines
2. Drains Fire
   Fire from Excess with intense fever, sore throat, and painful eyes and constipation
   Fire toxin sores due to Xue Level Heat, especially with constipation
3. Clears Heat, transforms Dampness and promotes urination
   Damp-Heat with oedema, jaundice, painful urinary dysfunction and acute, hot dysenteric disorders
4. Drains Heat from the Blood
   Bloody stool either from hemorrhoids or Heat in the Intestines
   Chaotic movement of hot Blood with hemoptysis or epistaxis with constipation
   It can be powdered and administered orally for bleeding in the upper digestive tract
5. Invigorates the Blood and dispels Blood Stasis
   Blood Stasis with amenorrhea, fixed abdominal masses or fixed pain
   Blood Stasis due to traumatic injury
   Intestinal abscess
6. Clears Heat and reduces Fire toxicity
   Topically or internally for burns or skin lesions (Chuang Yung) due to Heat
7. Clears Heat and eliminates Phlegm
   Chronic Accumulation of Phlegm-Heat with cough, dyspnea, mania, disorientation and other symptoms of Phlegm Misting the Heart

Standard Dosage: 10-15g in decoction. Excessive decoction will reduce the purgative action. Therefore it should be added at end to achieve this purpose and over-decocted to eliminate this action.
Cautions: It should be used with caution in case of spleen and stomach deficiency for its bitter and cold property which is easily to damage stomach qi. It is contraindicated to women during pregnancy, menstruation or lactation for it has actions of activating blood and resolving stasis, and can make the purged substances follow lactating out.