What are the core actions and mechanism of Yiguan Jian?

Yiguan Jian is composed of six classical herbs and its core actions are nourishing yin, soothing the liver, regulating qi, and relieving pain.

What conditions is Yiguan Jian mainly used for in modern medicine?

It is widely applied for chronic hepatitis, early-stage liver cirrhosis, gastroesophageal reflux disease, intercostal neuralgia, chronic atrophic gastritis, gastric ulcers, neurosis, generalized anxiety disorder, and female perimenopausal syndrome.

What are the strict pattern-based contraindications for taking Yiguan Jian?

It is absolutely contraindicated for spleen-stomach deficiency-cold and exuberant middle-burner dampness, and also in the early stage of externally contracted wind-cold or wind-heat colds. Pregnant and breastfeeding women should use it cautiously under professional guidance.

Yin-Tonifying Formulas

一貫煎 · Yī Guàn Jiān

Yi Guan Jian

A classical formula for Liver-Kidney Yin deficiency with Liver Qi constraint, hypochondriac pain and dry mouth.

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Last reviewed August 2026

Formula CategoryYin-Tonifying Formulas

Primary PatternYin Deficiency

Primary FunctionEnrich Yin, spread Liver Qi

Primary Therapeutic PrincipleNourish Liver-Kidney Yin while gently spreading constrained Liver Qi

Main HerbsRaw Rehmannia Root · Goji Berry / Lycium Fruit · Glehnia / Adenophora Root · Ophiopogon Tuber · Chinese Angelica Root · Toosendan Fruit

Classical SourceMing-Qing classical formulary

Why This Formula?

Traditionally selected for hypochondriac pain from Liver-Kidney Yin deficiency with mild Qi constraint, rather than pure Liver constraint, cramping, or Kidney Yin deficiency without Liver signs.

Overview

What Is Yi Guan Jian?

1. Source and Background

Yi Guan Jian (一贯煎), or Linking Decoction, is a classical Qing-dynasty formula from Wei Zhixiu’s Xu Ming Yi Lei An (Continuation of Famous Physicians’ Case Records). It belongs to the category of formulas that nourish Liver and Kidney Yin and soothe Liver Qi.

This formula addresses Liver and Kidney Yin deficiency with residual Liver Qi constraint, a pattern in which dryness and lack of moisture leave the Liver unable to course freely. Typical signs include hypochondriac or chest pain, acid reflux or bitter taste, dry mouth and throat, a dry red tongue with little coating, and a thin wiry or thin rapid pulse.

Combining a large dose of Sheng Di Huang as the chief herb to nourish Kidney and Liver Yin and cool the Blood, Sha Shen and Mai Men Dong to nourish Yin and generate fluids, Dang Gui and Gou Qi Zi to nourish Blood and Essence and soften the Liver, and a small amount of Chuan Lian Zi to course constrained Liver Qi without further damaging Yin, Yi Guan Jian “links” nourishment and movement together so that Yin is replenished and the Liver can once again flow freely.

2. Chronic Hepatitis

For patients with chronic hepatitis who show signs of Liver-Kidney Yin deficiency and Liver Qi discomfort (such as a dull ache in the ribs, dry mouth and throat, and dizziness), Yi Guan Jian (One Link Decoction) is a commonly used formula.

It helps nourish the liver's essential fluids and improves overall liver function.
It relieves the physical and emotional tightness associated with stagnant liver energy.
It promotes the repair and regeneration of liver cells, playing a positive, supportive role in recovery.

3. Chronic Gastritis

When chronic gastritis presents with a dull ache in the upper stomach, a dry mouth with a bitter taste, and signs of trapped liver energy (like feeling depressed or irritable), this formula may be helpful.

It is especially fitting if the patient has a red tongue with very little coating, a classic sign of Yin deficiency.
It nourishes the stomach while smoothly regulating the liver's energy.
By improving the digestive system's flow, it eases stomach discomfort and supports the health of the stomach lining.

4. Intercostal Neuralgia

For nerve pain between the ribs (intercostal neuralgia) that feels like a dull or distending ache, Yi Guan Jian (One Link Decoction) can be applied if the root cause is a lack of Liver-Kidney nourishment.

By nourishing the body's Yin and relaxing the liver, it helps hydrate and soothe the nerve pathways.
It improves local blood and energy flow, effectively reducing the patient's pain, dry mouth, and inner restlessness.

How It Works

Herb Composition (Sovereign / Minister / Assistant / Envoy)

This formula relies on a careful balance of herbs to nourish the body's fluids and keep the liver's energy moving smoothly.

Chief Herb: Bei Sha Shen (Glehnia Root)
- Role: This herb is sweet and slightly cold. It targets the lung and stomach channels.
- Action: It excels at nourishing Yin, moistening dryness, and generating fluids. It builds the foundation for the whole formula to clear heat and support the body.
Deputy Herb: Mai Dong (Ophiopogon Root)
- Role: Working alongside Bei Sha Shen (Glehnia Root), it also enters the heart, lung, and stomach.
- Action: It boosts the ability to moisten the lungs and stomach, while also clearing heart heat to relieve vexation (that restless, unsettled feeling).
Assistant Herbs: Dang Gui (Angelica Root), Sheng Di Huang (Raw Rehmannia Root), and Gou Qi Zi (Goji Berry)
- ** Dang Gui (Angelica Root):** While technically warm, in this formula, it is used to tonify and move blood and soften the liver. It ensures that the nourishing herbs don't become stagnant.
- ** Sheng Di Huang (Raw Rehmannia Root):** This is a cooling herb that clears heat and cools the blood. It acts as a powerful support for nourishing Yin and draining internal fire.
- ** Gou Qi Zi (Goji Berry):** This herb focuses on nourishing the liver and kidneys and boosting essence, which helps restore the core physiological function of these two organs.
Envoy Herb: Chuan Lian Zi (Sichuan Chinaberry Fruit)
- Role: This herb is bitter and cold, entering the liver channel.
- Action: It plays a critical role in soothing the liver and moving Qi. It prevents the liver Qi from stagnating and turning into heat, and it "guides" the other herbs to the liver channel, ensuring they can work effectively without conflict.

Symptoms Traditionally Associated

Clinical Presentation in TCM

Practitioners typically turn to Yi Guan Jian (One Link Decoction) when they see signs of Liver-Kidney Yin deficiency with Liver Qi discomfort.

Common Symptoms:
- Pain in the chest, epigastrium (upper abdomen), or hypochondrium (rib-side).
- Acid regurgitation or a bitter taste in the mouth (often because liver heat is bothering the stomach).
- Dryness in the throat and mouth.
Physical Signs:
- A red tongue with very little coating (scanty fluid).
- A pulse that feels thin, empty, or wiry.

Formula Analysis

The Mechanism in Classical Theory

1. Primarily Nourishing Yin, with Concurrent Soothing of the Liver

The beauty of Yi Guan Jian lies in its ability to tackle the root cause while managing the symptoms.

Building the Foundation: The formula relies on a heavy dose of Yin-nourishing herbs, including Bei Sha Shen (Glehnia Root), Mai Dong (Ophiopogon Root), Sheng Di Huang (Raw Rehmannia Root), and Gou Qi Zi (Goji Berry). By deeply nourishing Kidney Yin, the formula ensures the Liver is properly fed. Once the Liver's Yin is restored, the Liver Qi naturally calms down.
Softening the Liver: Dang Gui (Angelica Root) steps in to nourish the blood and soften the liver. This helps the Yin-nourishing herbs do their job better, ensuring the liver has enough blood to function normally.
Guiding and Soothing: Chuan Lian Zi (Sichuan Chinaberry Fruit) acts as the formula's envoy, guiding the other herbs directly to the liver channel. It soothes the liver, drains heat, and keeps Qi moving. This prevents the heavy Yin-nourishing herbs from becoming too "cloying" or sticky, ensuring that the act of nourishing Yin and soothing the Liver work in perfect harmony.

Yi Guan Jian: Nourishing Yin to Soothe the Liver and Regulate Qi Without Drying — Precise Resolution of Liver-Kidney Yin Deficiency Rib Pain, Chronic Gastritis, and Menopausal Discomfort | HJMEDICAL

2. Tonification Within Movement, Movement Within Tonification

In traditional herbalism, there is always a risk that strongly tonifying (nourishing) herbs might cause energy to stagnate. Yi Guan Jian avoids this trap brilliantly.

Movement to Prevent Stasis: While the formula is packed with Yin-nourishing herbs, it uses Dang Gui (Angelica Root) to activate the blood and Chuan Lian Zi (Sichuan Chinaberry Fruit) to move the Qi.
A Balanced Approach: This creates a system of "tonification within movement." It ensures that as the body is being nourished, the energy and blood keep flowing freely. Conversely, it provides "movement within tonification," ensuring that the herbs used to move the Qi don't accidentally burn out the body's precious Yin fluids.

How This Formula Compares

Clinical Comparison Table

Compare	Yi Guan Jian	Xiao Yao San	Shao Yao Gan Cao Tang	Liu Wei Di Huang Wan
Primary Function	Enrich Yin, spread Liver Qi	Course Liver Qi, tonify Spleen, nourish Blood	Softens and relaxes, stops cramping pain	Nourish Kidney Yin
Formula Category	Yin-Tonifying Formulas	Harmonising Formulas	Harmonising Formulas	Yin-Tonifying Formulas
Typical TCM Pattern	Yin Deficiency	Qi Stagnation	Blood Deficiency	Kidney Yin Deficiency
Main Conditions	Hypochondriac Distension, Dry Mouth & Throat, Emotional Depression	Hypochondriac Distension, Emotional Depression, Poor Appetite, Irregular Menstruation, Fatigue & Low Energy	Muscular Stiffness, Abdominal Pain, Joint Discomfort	Dizziness & Vertigo, Tinnitus, Night Sweats, Fatigue & Low Energy, Yin Deficiency Constitution
Main Herbs	Raw Rehmannia Root · Goji Berry / Lycium Fruit · Glehnia / Adenophora Root · Ophiopogon Tuber · Chinese Angelica Root · Toosendan Fruit	Bupleurum Root · Chinese Angelica Root · White Peony Root · White Atractylodes Rhizome · Poria / Hoelen · Mentha / Peppermint · Fresh Ginger · Honey-fried Licorice	White Peony Root · Honey-fried Licorice	Prepared Rehmannia Root · Cornus Fruit · Chinese Yam · Alisma Rhizome · Moutan Bark / Tree Peony Bark · Poria / Hoelen
Classical Source	Ming-Qing classical formulary	Tai Ping Hui Min He Ji Ju Fang (Song dynasty)	Shang Han Lun (Zhang Zhongjing, Eastern Han)	Xiao Er Yao Zheng Zhi Jue (Qian Yi, Song dynasty) / later popularised

How to tell them apart

Yi Guan Jian, Xiao Yao San, Shao Yao Gan Cao Tang and Liu Wei Di Huang Wan address Liver constraint or Yin deficiency. Xiao Yao San spreads Liver Qi with mild tonification; Shao Yao Gan Cao softens the Liver for cramping; Liu Wei tonifies Kidney Yin. Yi Guan Jian enriches Liver-Kidney Yin while gently spreading constrained Liver Qi for hypochondriac pain with Yin deficiency.

For educational reference only, based on traditional pattern differentiation — not a substitute for professional advice.

Clinical Modifications

Clinical Modifications for Yi Guan Jian

1. More Severe Hypochondriac Pain

When the pain in the rib-side area is particularly intense, practitioners can strengthen the formula's ability to move energy and stop pain.

Key Additions: Chai Hu (Bupleurum Root) and Xiang Fu (Cyperus Rhizome).
How it Works: Chai Hu (Bupleurum Root) is excellent at relaxing the liver, while Xiang Fu (Cyperus Rhizome) strongly moves energy to stop pain. When combined with the original Chuan Lian Zi (Sichuan Chinaberry Fruit), they powerfully clear stagnation to relieve discomfort.

2. More Severe Yin Deficiency

If a patient shows deep signs of dryness and internal heat from extreme Yin deficiency, the formula needs a stronger hydrating boost.

Key Additions: Xuan Shen (Scrophularia Root) and Shi Hu (Dendrobium Stem).
How it Works: Xuan Shen (Scrophularia Root) nourishes Yin and drains internal fire, while Shi Hu (Dendrobium Stem) generates fluids and cools the stomach. They team up with the original Bei Sha Shen (Glehnia Root), Mai Dong (Ophiopogon Root), and Sheng Di Huang (Raw Rehmannia Root) to deeply restore the liver and kidneys.

3. Insomnia with Excessive Dreaming

When internal deficiency causes a restless mind and poor sleep, herbs that calm the nervous system are introduced.

Key Additions: Suan Zao Ren (Sour Jujube Seed) and Bai Zi Ren (Arborvitae Seed).
How it Works: Both of these seeds are famous for nourishing the heart and calming the spirit. They help settle the mind, reduce vivid dreams, and significantly improve sleep quality for those struggling with nervous tension.

Modern Research

What the Science Suggests

Yi Guan Jian is a classical formula for nourishing yin and soothing the liver, with the actions of nourishing yin and blood, and nourishing water to moisten wood; it mainly treats liver-kidney yin deficiency, liver-qi-stagnation pattern, and chest, epigastric, and hypochondriac pain, hypochondriac pain, acid regurgitation with a bitter taste, and intercostal neuralgia caused by liver qi discomfort, and is suited to chronic hepatitis, chronic gastritis, gastric and duodenal ulcers, liver disease, neurosis, and hernia and abdominal masses.

The formula is composed of Gouqizi, Chuanlianzi, and Danggui, among others; when the liver's substance is nourished, retained phlegm-fluid can also be regulated. Patients commonly present with a white, greasy tongue coating and a deep, wiry or empty, wiry pulse, and it is prepared by decoction in water.

1. Hepatoprotective Action (Protecting the Liver)

Modern scientific studies reveal that Yi Guan Jian (One Link Decoction) offers significant hepatoprotective effects.

Improves Liver Function: By nourishing the body's Yin and relaxing the liver, this formula helps improve hepatic blood circulation, boosts the metabolism of liver cells, and strengthens the liver's natural detoxification abilities.
Reduces Damage: Experimental research demonstrates that it can reduce liver inflammation and lower markers of liver damage in the blood.
Scientific Validation: It provides a protective shield against both chemical-induced and immune-related liver injuries, offering a strong modern scientific foundation for its traditional use in treating liver diseases.

Yi Guan Jian: Nourishing Yin, Soothing the Liver and Regulating Qi to Relieve Pain — Precise Conditioning for Chronic Hepatitis, GERD, and Intercostal Neuralgia | HJMEDICAL

2. Regulating Immune Function

Beyond liver health, Yi Guan Jian (One Link Decoction) also plays a vital role in balancing the body's overall immune system.

Strengthens Immunity: By deeply nourishing Yin and blood, the formula helps restore the body's internal balance and strengthens its natural defenses.
Balances Immune Cells: Studies suggest that this formula can effectively regulate immune cell activity and correct states of immune dysfunction.
Future Potential: These immune-modulating properties suggest it may hold therapeutic value for certain autoimmune diseases, opening exciting new doors for its clinical application in modern healthcare.

Safety

Safety Considerations

1. Use with Caution in Spleen–Stomach Deficiency-Cold

Yi Guan Jian contains several yin-nourishing, heat-clearing herbs with a cooling nature. People with spleen–stomach deficiency-cold may develop epigastric discomfort, abdominal pain, or diarrhoea, so they should use it cautiously under professional guidance.

2. Avoid Spicy and Greasy Foods

Avoid spicy and greasy foods while taking Yi Guan Jian. They may generate heat, burden digestion, and potentially reduce the formula’s effectiveness.

Available Products

Where to Get It

HJMEDICAL Hoi Tin Yi Guan Jian (Linking Decoction) 5:1 Concentrated Granules $24.93

HJMEDICAL Nong's Yi Guan Jian (Linking Decoction) 5:1 Concentrated Granules $54.46

HJMEDICAL Hoi Tin Xiao Yao San (Free and Easy Wanderer Powder) 5:1 Concentrated Granules $22.15

HJMEDICAL Nong's Xiao Yao San (Free & Easy Wanderer) 5:1 Concentrated Granules $50.18

Hoi Tin Shao Yao Gan Cao Tang Extract Granules

HJMEDICAL Hoi Tin Shao Yao Gan Cao Tang (Peony & Licorice Decoction) 5:1 Concentrated Granules $24.93

Nong's Shao Yao Gan Cao Tang Extract Granules

HJMEDICAL Nong's Shao Yao Gan Cao Tang (Peony & Licorice Decoction) 5:1 Concentrated Granules $34.13

FAQ

Questions About Yi Guan Jian

Q1: What are the actions of Yi Guan Jian?

Yi Guan Jian has the actions of nourishing Yin and soothing the Liver. It treats hypochondriac pain and related constraint when the root is Liver-Kidney Yin deficiency rather than simple Qi stagnation or Blood deficiency alone.

Q2: Which modern diseases is Yi Guan Jian suited to?

Modern TCM clinical practice commonly applies it to individuals whose pattern differentiation falls within Liver-Kidney Yin deficiency with Liver constraint, including chronic hypochondriac or rib-side discomfort of Yin-deficiency type, reflux or acid regurgitation with a dry mouth, some chronic hepatitis or gastritis presentations of this pattern, and dry throat with constraint in Yin-deficient patients.

Q3: Is Yi Guan Jian suitable for improving rib-side pain with dry mouth and a thin pulse?

For presentations of dull or burning hypochondriac pain, dry mouth and throat, acid reflux or bitter taste, possible dry stools, a red tongue with little coating, and a thin wiry or thin rapid pulse — in those whose pattern differentiation confirms Yin deficiency with Liver constraint — TCM commonly applies Yi Guan Jian as an adjunct. It cannot replace evaluation of liver, gallbladder, or gastric disease.

Q4: Who should not take Yi Guan Jian?

Those with Spleen-Stomach deficiency Cold, prominent Dampness or Phlegm, or excess Liver-Qi constraint without Yin deficiency are generally not suitable. The formula is enriching and moistening and can create fullness or loose stools in a weak damp Middle. Use should be assessed by a qualified TCM physician.

Q5: Why nourish Yin first and use only a little Chuan Lian Zi to course the Liver?

When Liver Yin and Blood are insufficient, the Liver cannot be soothed by acrid-drying Qi-moving herbs alone; those herbs would further consume Yin. Sheng Di Huang, Bei Sha Shen, Mai Dong, Gou Qi Zi, and Dang Gui enrich Yin and nourish Blood so the Liver has substance. A small amount of bitter Chuan Lian Zi courses constrained Qi without drying. This is “soothing the Liver by nourishing Yin.”

Q6: How does Yi Guan Jian differ from Xiao Yao San or Liu Wei Di Huang Wan?

Xiao Yao San courses Liver Qi and strengthens the Spleen for constraint with Blood-Qi deficiency and a softer tongue; it is less Yin-nourishing. Liu Wei Di Huang Wan nourishes Kidney Yin but does not specifically soothe hypochondriac constraint. Yi Guan Jian is chosen when rib-side pain, reflux, and dry mouth appear together on a Yin-deficient, red, scant-coated tongue.

Q7: What are the main ingredients of Yi Guan Jian?

The classical formula consists of Sheng Di Huang to nourish Yin and cool the Blood; Bei Sha Shen and Mai Dong to nourish Lung-Stomach Yin and generate fluids; Dang Gui to nourish and gently move Liver Blood; Gou Qi Zi to nourish Liver and Kidney Yin; and a small dose of Chuan Lian Zi to course Liver Qi and stop pain without drying.

Q8: Is Yi Guan Jian suitable for long-term use?

It may be used for a course of treatment in chronic Yin-deficiency Liver constraint under professional supervision. Because the formula is enriching, poor appetite, greasy coating, or loose stools mean it should be modified. Once pain and dryness ease, many patients step down to a simpler Yin tonic.

Q9: Can this formula help both the hypochondriac pain and the dry mouth or acid reflux?

Yes. Yin-deficient Liver constraint produces pain along the Liver channel, fails to moisten the throat, and allows constrained Heat to insult the Stomach (reflux or acid). Nourishing Yin while gently coursing Qi addresses this whole cluster when Damp-Cold and excess Qi stagnation have been excluded.

Q10: What lifestyle advice supports the use of Yi Guan Jian?

Avoiding alcohol, late nights, and spicy drying foods, managing anger without forcing the Liver with more acrid herbs, and eating moistening cooked foods all support the formula. Persistent or worsening right-upper-quadrant pain, jaundice, or vomiting of blood requires medical evaluation.

FAQ

General Questions

How do I choose the right formula?

TCM formulas are traditionally selected according to individual pattern differentiation rather than by symptom alone. If you're not sure which formula fits your presentation, take our AI Assessment below for a personalized starting point, then confirm with a qualified TCM practitioner.

What are concentrated herbal granules?

Concentrated herbal granules are made by decocting raw herbs, then extracting and concentrating the resulting liquid into a fine granule or powder form. This preserves the same active compounds as a traditional decoction while making the herbs far easier to store, measure, and prepare.

How should I take these products?

Dissolve the recommended amount of granules in hot water, stir until fully dissolved, and drink while warm — following the dosage and frequency advised by your TCM practitioner or as stated on the product packaging.

Are concentrated herbal granules equivalent to traditional decoctions?

Concentrated granules are produced from the same herbs and processed to retain their active compounds, so they are traditionally regarded as a convenient alternative to decoctions rather than a different remedy. Some practitioners note subtle differences in strength or absorption between the two forms, so your TCM practitioner may adjust dosage accordingly.

Are your products authentic?

Yes. HJMEDICAL sources its concentrated granules exclusively from established, reputable manufacturers such as Nong's and Hoi Tin, both long-standing names in the TCM granules industry, with GMP compliance stated directly on their packaging.

Are HJMEDICAL products manufactured under GMP standards?

HJMEDICAL sources its concentrated granules from established, reputable manufacturers such as Nong's and Hoi Tin, both long-standing names in the TCM granules industry. GMP compliance for these products is stated directly on their packaging.

Do you ship internationally?

Yes — we ship worldwide! Every order goes out via Hong Kong Post, and your exact shipping cost and estimated delivery time for your address are calculated and shown right at checkout, so there are never any surprises. We also offer free shipping once your order reaches our free-shipping threshold, so it's easy to stock up on your favorite formulas and save.

Can I take more than one formula at the same time?

Some formulas are traditionally combined, while others overlap or counteract each other. We recommend checking with a qualified TCM practitioner before combining formulas, especially if you are already taking other medication.

Are these products suitable during pregnancy or breastfeeding?

Some TCM formulas are not suitable during pregnancy or breastfeeding. Please consult a qualified TCM practitioner or your doctor before use if you are pregnant, trying to conceive, or nursing.

Do these products replace medical treatment?

No. These products are traditional herbal supplements intended to support wellbeing according to TCM principles — they are not a replacement for professional medical diagnosis or treatment. Please consult a qualified TCM practitioner or licensed healthcare provider before starting, stopping, or combining any treatment, especially if you have a chronic condition.

Medical Disclaimer

For general TCM education only — not medical advice. Consult a qualified TCM practitioner or licensed healthcare provider before use, especially if pregnant, nursing, on medication, or managing a chronic condition.

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Yi Guan Jian