Herb Rhizome (根茎 gēn jīng)

Sheng Jiang

Fresh ginger rhizome · 生姜

Zingiber officinale Rosc. · Rhizoma Zingiberis Recens

Also known as: Xiān Jiāng (鲜姜, Fresh ginger), Jiāng (姜), Jiāng Gēn (姜根, Ginger root),

Sheng Jiang (Fresh ginger rhizome) plant

Images shown are for educational purposes only

Fresh ginger is one of the most familiar herbs in Chinese medicine, used both in cooking and as medicine. It gently warms the body, helps relieve nausea and vomiting, eases coughs with clear or white phlegm, and is commonly taken as a warm tea at the first sign of a cold. It is also traditionally used to counteract seafood poisoning.

Category Warm, acrid herbs that release the Exterior (辛温解表药) Exterior-releasing herbs (解表药)
Therapeutic focus Digestive Health Nausea and Vomiting Relief Cold and Flu Relief Respiratory Health

TCM Properties

Temperature

Slightly Warm

Taste

Acrid / Pungent (辛 xīn)

Channels entered

Lungs, Spleen, Stomach

Parts used

Rhizome (根茎 gēn jīng)

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Educational content • Consult qualified TCM practitioners for diagnosis and treatment

What This Herb Does

Every herb has a specific set of actions — here's what Sheng Jiang does in the body, explained in both everyday and TCM terms

Therapeutic focus

In practical terms, Sheng Jiang is primarily used to support these areas of health:

Digestive Health Nausea and Vomiting Relief Cold and Flu Relief Respiratory Health

TCM Actions

In TCM terminology, these are the specific therapeutic actions that Sheng Jiang performs to restore balance in the body:

Releases the Exterior and Disperses Wind-Cold Warms the Middle Burner and Stops Vomiting Warms the Lungs and Stops Cough Resolves Phlegm Reduces the toxicity of other herbs Resolves Seafood Poisoning

How these actions work

'Releases the exterior and disperses Cold' means Shēng Jiāng promotes mild sweating to push Wind-Cold pathogens out through the skin. This is the reason a simple ginger tea with brown sugar is a classic home remedy at the very first signs of a cold (chills, sneezing, runny nose with clear mucus). However, its exterior-releasing power is relatively gentle compared to stronger herbs like Má Huáng or Guì Zhī, so it is best suited for mild cases or as a supporting herb in formulas.

'Warms the Middle Burner and stops vomiting' is Shēng Jiāng's most celebrated action. It has been called the 'holy herb for vomiting' (呕家圣药 ǒu jiā shèng yào) since ancient times. Its acrid, warm nature stimulates the Stomach, helping it descend Qi downward instead of rebelliously upward. This makes it especially effective for nausea and vomiting caused by Cold in the Stomach, such as vomiting after eating cold food. Even for vomiting from Stomach Heat, it can be combined with cooling herbs like Huáng Lián or Zhú Rú to redirect the Stomach Qi downward.

'Warms the Lungs and stops cough' refers to its ability to disperse Cold and thin watery Phlegm in the Lungs. When someone has a cough with clear, white, watery phlegm and feels cold, Shēng Jiāng helps warm the Lung Qi so it can descend properly. It is often combined with Bàn Xià or Chén Pí for this purpose.

'Reduces the toxicity of other herbs' is a practical property. Shēng Jiāng is traditionally used to detoxify Bàn Xià (Pinellia) and Tiān Nán Xīng (Arisaema), both of which are toxic in their raw form. This is why ginger is used in processing these herbs. It also helps resolve food poisoning from fish and shellfish, either used alone or combined with Zǐ Sū Yè (Perilla leaf).

Patterns Addressed

In TCM, symptoms cluster into recognizable patterns of disharmony. Sheng Jiang is used to help correct these specific patterns.

Why Sheng Jiang addresses this pattern

When Wind-Cold invades the body's surface and Lungs, the Lung Qi becomes constrained, leading to chills, sneezing, and cough with clear phlegm. Shēng Jiāng's acrid and slightly warm nature enters the Lung channel, gently opening the pores to promote sweating and expel the Cold pathogen. It simultaneously warms the Lung to restore its descending function. While milder than dedicated exterior-releasing herbs, it serves as an effective adjunct or a standalone remedy for early-stage, mild Wind-Cold patterns.

A practitioner would look for one or more of these signs

Chills

Chills more prominent than fever

Ear Discharge

Clear, watery nasal discharge

Hypochondrial Pain That Is Worse On Coughing And Breathing

Cough with thin white phlegm

Sneezing
Headaches

Mild headache with stiff neck

Commonly Used For

These are conditions where Sheng Jiang is frequently used — but only when they arise from the specific patterns it addresses, not in all cases

Arises from: Stomach Cold Phlegm-Dampness in the Middle-Burner

TCM Interpretation

In TCM, nausea is understood as 'rebellious Stomach Qi' (胃气上逆). The Stomach's normal direction of Qi movement is downward. When this is disrupted by Cold invading the Stomach, Phlegm-Dampness accumulating in the Middle Burner, or emotional stress affecting the Liver and Stomach, the Qi reverses upward, producing the sensation of nausea. The underlying cause determines the treatment: Cold-type nausea calls for warming, Phlegm-type for dissolving fluids, and Heat-type for clearing while still redirecting Qi downward.

Why Sheng Jiang Helps

Shēng Jiāng directly addresses the two most common mechanisms behind nausea. Its acrid taste and warm nature enter the Stomach channel, where they warm Cold, disperse accumulated Phlegm-Dampness, and restore the downward movement of Stomach Qi. Modern research suggests its active compounds (gingerols and shogaols) may work by inhibiting 5-HT3 serotonin receptors in the gut, a mechanism shared by conventional antiemetics. Multiple clinical studies and systematic reviews have found ginger effective for pregnancy-related nausea and as an adjunct for chemotherapy-induced nausea.

Also commonly used for

Epigastric Fullness And Pain Relieved By Vomiting

Classical 'holy herb for vomiting' in TCM

Hypochondrial Pain That Is Worse On Coughing And Breathing

Cold-type cough with clear or white phlegm

Motion Sickness

Traditionally used by placing ginger on PC-6 Nèiguān or chewing fresh slices

Indigestion

Poor appetite and bloating from Stomach Cold

Chronic Gastritis

Especially with cold-type epigastric pain and nausea

Diarrhea

Cold-type diarrhea with borborygmus

Food Poisoning

Particularly from seafood

Herb Properties

Every herb has an inherent temperature, taste, and affinity for specific channels — these properties determine how it interacts with the body

Temperature

Slightly Warm

Taste

Acrid / Pungent (辛 xīn)

Channels Entered

Lungs Spleen Stomach

Parts Used

Rhizome (根茎 gēn jīng)

Dosage & Preparation

These are general dosage guidelines for Sheng Jiang — always follow your practitioner's recommendation, as dosages vary based on the formula and your individual condition

Standard dosage

3-10g (fresh slices in decoction)

Maximum dosage

Up to 15-30g of fresh ginger in acute situations (such as severe nausea/vomiting or to counteract Half-Summer/Pinellia poisoning), under practitioner supervision.

Dosage notes

Use lower doses (3-6g) when Sheng Jiang serves as an adjunct herb to harmonize a formula or protect the Stomach. Use moderate doses (6-10g) for releasing the exterior in mild wind-cold conditions or for its antiemetic effect. Higher doses (10-15g or more) may be used to counteract poisoning from Ban Xia (Pinellia) or Tian Nan Xing (Arisaema), or for severe vomiting. Fresh ginger juice (Sheng Jiang Zhi) can be used in doses of 3-10 drops for acute vomiting or to dissolve phlegm. The skin of ginger (Sheng Jiang Pi) has a cool nature and is used separately for mild edema at 3-10g.

Preparation

Sheng Jiang requires no special decoction handling. It is typically sliced fresh and added to the decoction with the other herbs. When used as ginger juice (Sheng Jiang Zhi), the fresh rhizome is crushed or grated and the juice pressed out, then added to the strained decoction or taken directly.

Processing Methods

In TCM, the same herb can be prepared in different ways to change its effects — here's how processing alters what Sheng Jiang does

Processing method

Fresh ginger is wrapped in several layers of dampened straw paper and roasted in hot ashes or on a stove until the paper is charred and the ginger is half-cooked.

How it changes properties

The roasting reduces the acrid, dispersing properties, weakening its ability to release the exterior and promote sweating. The warming action on the Stomach is preserved and enhanced, making it gentler and more focused on the Middle Burner. Temperature shifts from slightly warm to warm, and the taste becomes less pungent.

When to use this form

When the primary goal is to warm the Middle Burner and stop vomiting or diarrhea without promoting sweating. Suitable for Spleen and Stomach disharmony with nausea, abdominal pain, and loose stools, particularly in patients who are already weak and should not lose fluids through sweating.

Common Herb Pairs

These ingredients are traditionally combined with Sheng Jiang for enhanced therapeutic effect

Ban Xia
Ban Xia Bàn Xià 9-15g : Shēng Jiāng 6-10g

The classical pairing for stopping vomiting and dissolving Phlegm. Bàn Xià dries Dampness, dissolves Phlegm, and descends rebellious Qi, while Shēng Jiāng warms the Stomach, enhances the anti-vomiting effect, and crucially reduces Bàn Xià's toxicity. Together they are far more effective at stopping nausea and vomiting than either herb alone.

When to use: Nausea and vomiting due to Phlegm-Dampness or Stomach Cold, with symptoms like epigastric fullness, vomiting of clear fluid, white greasy tongue coating. The foundation of Xiǎo Bàn Xià Tāng.

Da Zao
Da Zao Shēng Jiāng 3 slices : Dà Zǎo 3-5 pieces (commonly seen as the standard adjunct dose in classical formulas)

Shēng Jiāng (acrid, warm, dispersing) and Dà Zǎo (sweet, warm, nourishing) harmonise the Yíng (nutritive) and Wèi (defensive) aspects of Qi. Shēng Jiāng promotes the outward movement of Wèi Qi, while Dà Zǎo nourishes the inward Yíng Qi. Together they regulate the balance between the body's surface defence and its interior nourishment.

When to use: When the Yíng and Wèi are disharmonised, causing spontaneous sweating, sensitivity to wind, or general malaise. This pair appears in Guì Zhī Tāng and many other classical formulas as a harmonising combination.

Gui Zhi
Gui Zhi Guì Zhī 9g : Shēng Jiāng 9g (equal amounts, as in Guì Zhī Tāng)

Both are acrid and warm exterior-releasing herbs. Guì Zhī warms the channels and releases the muscle layer, while Shēng Jiāng promotes sweating from the surface. Together, they strengthen each other's ability to expel Wind-Cold and warm the body's Yang Qi.

When to use: Wind-Cold exterior patterns with chills, headache, and body aches, particularly the Guì Zhī Tāng pattern with spontaneous sweating and a floating, moderate pulse.

Zi Su Ye
Zi Su Ye 1:1 (Zǐ Sū Yè 6-10g : Shēng Jiāng 6-10g)

Both are acrid, warm herbs that release the exterior, and both can resolve fish and seafood poisoning. Zǐ Sū Yè adds the ability to move Qi and relieve chest and abdominal distention, while Shēng Jiāng contributes stronger anti-vomiting and Stomach-warming action.

When to use: Wind-Cold colds with accompanying nausea or digestive upset, or food poisoning from fish and shellfish.

Key Formulas

These well-known formulas feature Sheng Jiang in a prominent role

Sheng Jiang Ban Xia Tang 生薑半夏湯 King

The only major classical formula where Shēng Jiāng serves as King herb, used at a high dose (four liǎng in the original Shāng Hán Lùn text). It treats a specific pattern of water and heat accumulating in the Middle Burner after improper sweating treatment, causing epigastric hardness, belching with food odour, borborygmus, and diarrhea. Shēng Jiāng's heavy dosage here showcases its ability to disperse water retention and restore Stomach Yang.

Xiao Banxia Tang 小半夏湯 Deputy

This simple two-herb formula from the Jīn Guì Yào Lüè (Bàn Xià + Shēng Jiāng) is the foundational prescription for Phlegm-Dampness vomiting. Shēng Jiāng plays Deputy, warming the Stomach, enhancing the anti-vomiting effect, and detoxifying Bàn Xià. It is the definitive showcase of Shēng Jiāng's 'holy herb for vomiting' reputation and the Shēng Jiāng-Bàn Xià synergy.

Gui Zhi Tang 桂枝湯 Assistant

The foundational formula of the Shāng Hán Lùn, Guì Zhī Tāng uses Shēng Jiāng as an assistant to help Guì Zhī release Wind-Cold from the exterior by promoting sweating. It also pairs with Dà Zǎo to harmonise Yíng and Wèi Qi. This formula showcases Shēng Jiāng's exterior-releasing and harmonising actions, and demonstrates the classic Shēng Jiāng-Dà Zǎo pair that appears across dozens of classical formulas.

Comparable Ingredients

These ingredients have overlapping uses — here's how to tell them apart

Gan Jiang
Sheng Jiang vs Gan Jiang

Shēng Jiāng and Gān Jiāng both come from the same plant but have very different clinical profiles. Shēng Jiāng (fresh) is slightly warm and works on both the exterior and interior: it can release Wind-Cold from the surface and warm the Stomach to stop vomiting. Its effect is rapid but short-lived. Gān Jiāng (dried) is hot and works exclusively on the interior: it powerfully warms the Spleen and Kidneys, rescues collapsed Yang, and warms the Lungs to dissolve thin fluid retention. For nausea and exterior colds, choose Shēng Jiāng. For deep interior Cold, Yang collapse, or chronic Spleen Yang deficiency, choose Gān Jiāng.

Zi Su Ye
Sheng Jiang vs Zi Su Ye

Both release Wind-Cold from the exterior and resolve seafood toxicity. However, Zǐ Sū Yè has stronger Qi-moving action, making it better for exterior Wind-Cold accompanied by chest tightness, Qi stagnation, or morning sickness with emotional constraint. Shēng Jiāng is the stronger anti-vomiting herb and better at warming the Stomach directly. If the main complaint is nausea and vomiting, Shēng Jiāng is preferred. If there is more Qi stagnation with chest and epigastric distention, Zǐ Sū Yè is more appropriate.

Common Substitutes & Adulterants

Related species and common adulterations to be aware of when sourcing Sheng Jiang

Because Sheng Jiang is a common culinary ingredient, outright adulteration is rare. However, the following distinctions are important: 1. Gan Jiang (干姜, dried ginger): the dried rhizome of the same plant, but with significantly different therapeutic properties. Gan Jiang is much warmer, does not release the exterior, and focuses on warming the interior. These should never be confused clinically. 2. Gao Liang Jiang (高良姜, galangal, Alpinia officinarum): a related Zingiberaceae plant sometimes confused with ginger. It has a different appearance (smaller, reddish-brown), different taste profile, and distinct clinical actions focused on warming the Stomach and stopping pain. 3. Jiang Huang (姜黄, turmeric, Curcuma longa): another Zingiberaceae rhizome occasionally confused by laypeople. It has a deep orange interior and completely different medicinal actions (invigorating Blood, relieving pain). 4. Deteriorated or rotten ginger sold as fresh: the most practically dangerous issue. Always inspect for firmness, absence of mold, and a clean spicy aroma.

Educational content — always consult a qualified healthcare provider or TCM practitioner before using any herb.

Toxicity Classification

Classical Chinese pharmacopoeia toxicity rating for Sheng Jiang

Non-toxic

Sheng Jiang is classified as non-toxic and is widely used as both food and medicine. At standard doses it has an excellent safety profile. However, deteriorated or rotten ginger contains safrole (黄樟素), a hepatotoxic compound that has been linked to liver damage and is potentially carcinogenic. Rotten ginger should never be consumed. Excessive long-term consumption at high doses can accumulate Heat in the body, potentially causing eye irritation, aggravating hemorrhoids, or worsening skin sores, as noted by Li Shizhen.

Contraindications

Situations where Sheng Jiang should not be used or requires extra caution

Caution

Yin deficiency with internal Heat (阴虚内热): Sheng Jiang's warm, pungent nature can further deplete Yin fluids and aggravate Heat signs such as night sweats, dry mouth, hot flashes, and a red tongue with little coating.

Caution

Excess Heat patterns with high fever, profuse sweating, or Heat in the Blood: the warming and dispersing properties of Sheng Jiang can worsen these conditions.

Caution

Hemorrhagic conditions or active bleeding from Heat in the Blood: classical texts warn that prolonged or excessive use of ginger can 'move Blood' and aggravate bleeding, especially hemorrhoids with bleeding.

Caution

Sore throat, mouth ulcers, or eye conditions caused by Heat: Li Shizhen noted in the Ben Cao Gang Mu that prolonged ginger consumption can accumulate Heat and damage the eyes.

Caution

Use with caution before surgery (at least 2 weeks prior), as ginger has demonstrated antiplatelet activity in pharmacological studies and may increase bleeding risk.

Caution

Skin sores or abscesses (痈疮): classical texts note that excessive ginger consumption in those with sores can promote the growth of pathological tissue.

Special Populations

Important considerations for pregnancy, breastfeeding, and pediatric use

Pregnancy

Generally considered safe at standard culinary and low medicinal doses for managing pregnancy-related nausea and vomiting. Multiple systematic reviews and meta-analyses support the use of 500 to 1500 mg of ginger daily (in divided doses) for pregnancy nausea, with belching identified as the main minor side effect. However, very high doses should be avoided during pregnancy, particularly in the later stages, because ginger's warming, Qi-moving, and mild blood-activating properties could theoretically disturb the fetus. As with any herb during pregnancy, use should be under the guidance of a qualified healthcare provider.

Breastfeeding

Sheng Jiang in normal culinary amounts is generally considered compatible with breastfeeding. It has traditionally been used in postpartum dietary therapy in Chinese culture to warm the body and support digestion. One systematic review examined ginger's effect on human milk volume without identifying safety concerns at standard doses. However, concentrated ginger supplements at high doses have not been adequately studied during lactation. If using medicinally, standard decoction doses are advisable, and any concerns should be discussed with a healthcare provider.

Children

Sheng Jiang is generally safe for children at reduced doses appropriate to age and body weight, typically one-third to one-half of the adult dose. Small amounts of ginger tea with honey or brown sugar are a traditional home remedy for mild childhood colds with chills. However, ginger's warm, pungent nature means it should be used cautiously in children who tend to run hot or have Yin deficiency. It should not be given to infants under 1 year of age without professional guidance.

Drug Interactions

If you are taking pharmaceutical medications, be aware of these potential interactions with Sheng Jiang

Anticoagulant and antiplatelet medications (warfarin, aspirin, clopidogrel, heparin, rivaroxaban, apixaban): Ginger's bioactive compounds (gingerols, shogaols) can inhibit platelet aggregation. Case reports have documented elevated INR values in patients taking warfarin concurrently with ginger supplements. While the evidence remains limited and somewhat conflicting, caution is warranted, and more frequent INR monitoring is advisable.

Diabetes medications (insulin, metformin, sulfonylureas): Ginger may lower blood sugar levels and improve insulin sensitivity, potentially leading to additive hypoglycemic effects when combined with antidiabetic drugs. Blood glucose should be monitored more closely.

Antihypertensive medications (beta-blockers, ACE inhibitors, calcium channel blockers): Ginger may have mild blood pressure-lowering effects, which could theoretically potentiate the action of antihypertensive drugs and contribute to hypotension.

Note: These interactions are primarily documented with concentrated ginger supplements rather than the small amounts typically used in TCM decoctions or cooking. Culinary amounts generally pose low risk, but patients on the above medications should inform their healthcare providers about ginger use.

Dietary Advice

Foods and dietary considerations when taking Sheng Jiang

When taking Sheng Jiang for wind-cold conditions, warm foods and hot soups are advisable to support its dispersing action. Avoid cold, raw, or icy foods and beverages, which would counteract its warming purpose. Those using ginger to settle nausea should eat bland, easily digestible foods. People with Heat-pattern conditions or Yin deficiency should limit ginger intake and avoid combining it with other pungent, warming foods such as chili peppers, garlic, or alcohol, which can compound its heating effects.

Botanical Description

Physical characteristics and morphology of the Sheng Jiang source plant

Zingiber officinale Roscoe is a perennial herbaceous plant in the Zingiberaceae (ginger) family. The plant typically grows 50 to 100 cm tall, with upright green stems sheathed by long, lance-shaped leaves arranged in two ranks. The leaves are smooth, hairless, and about 15 to 30 cm long. The plant produces a dense, knobby underground rhizome (the part used medicinally and in cooking) that is fleshy, aromatic, and pale yellow inside, with a thin brownish skin. In tropical climates the plant can produce spike-like flower clusters with small yellow-green or purplish flowers, though it rarely flowers in temperate cultivation above 25°N latitude.

Ginger is native to tropical Southeast Asia and thrives in warm, humid conditions with well-drained, deep, fertile sandy-loam soils. It prefers partially shaded locations and does not tolerate frost or waterlogging. The plant propagates vegetatively from rhizome segments rather than from seed.

Sourcing & Harvesting

Where Sheng Jiang is sourced, when it's harvested or collected, and how to assess quality

Harvesting season

Autumn and early winter (typically September to November), when the rhizomes are mature and fully developed.

Primary growing regions

Sheng Jiang is cultivated widely across China. The main production areas are Sichuan, Guizhou, Hubei, Guangdong, and Guangxi provinces. Historically, Sichuan has been recognized as producing the finest quality ginger, a reputation dating back to the Lü Shi Chun Qiu which praised 'the ginger of Yang Pu' (in ancient Shu/western Sichuan). The Ben Cao Tu Jing noted that ginger from Han, Wen, and Chi prefectures (roughly modern Sichuan, Zhejiang, and Anhui regions) was considered best. Today, ginger is grown across most of China, but Sichuan remains the premier source.

Quality indicators

Good quality Sheng Jiang should be fresh, firm, and plump, with a smooth pale yellowish-brown skin that is not wrinkled or shriveled. The flesh should be pale yellow and juicy when cut, with a strong, characteristic spicy-aromatic smell and a distinctly pungent, slightly sweet taste. Younger, more tender rhizomes (with pinkish tips) are considered superior for medicinal dispersing purposes. Avoid rhizomes that are soft, fibrous, dried out, darkened, or show any signs of mold or rot. Rotted ginger contains the harmful compound safrole and must never be used.

Classical Texts

Key passages from the classical Chinese medical texts that describe Sheng Jiang and its therapeutic uses

《名医别录》(Ming Yi Bie Lu)

Original: 味辛，微温。

Translation: "Pungent in taste, slightly warm in nature."

《本草纲目》(Ben Cao Gang Mu) — Li Shizhen

Original: 生用发散，熟用和中。

Translation: "Used raw, it disperses [exterior pathogenic factors]; used cooked, it harmonizes the Middle [Burner/digestive system]."

《本草纲目》(Ben Cao Gang Mu) — Li Shizhen

Original: 食姜久，积热患目。凡病痔人多食兼酒，立发甚速。痈疮人多食，则生恶肉。

Translation: "Eating ginger for a long time accumulates Heat and damages the eyes. Those with hemorrhoids who eat much ginger with alcohol will see their condition flare up quickly. Those with abscesses who eat too much will develop pathological tissue."

《药性论》(Yao Xing Lun)

Original: 主痰水气满，下气；生与干并治嗽，疗时疾，止呕吐不下食。

Translation: "Treats phlegm, water retention, and abdominal fullness; directs Qi downward. Both fresh and dried forms treat cough, cure seasonal illness, and stop vomiting and inability to eat."

《本草经读》(Ben Cao Jing Du)

Original: 若人只知其散邪发汗，而不知其有匡正止汗之功……皆读书死于句下之过也。

Translation: "If one only knows ginger's ability to dispel pathogens and promote sweating, but fails to recognize its power to support the upright [Qi] and stop sweating... this is the error of reading texts too literally."

Historical Context

The history and evolution of Sheng Jiang's use in Chinese medicine over the centuries

Ginger has been used in China for well over two thousand years as both food and medicine. The Lun Yu (Analerta of Confucius) records that Confucius "never removed ginger from his meals" (不撤姜食), attesting to its importance in the diet during the Spring and Autumn period (around 500 BCE). The Lü Shi Chun Qiu, a text from the late Warring States period, praised Sichuan ginger as one of the finest flavoring ingredients in the world.

In the Shen Nong Ben Cao Jing, ginger (recorded under 'dry ginger') was classified as a 'middle grade' herb. It was not until later that fresh ginger (Sheng Jiang) and dried ginger (Gan Jiang) were clearly distinguished as separate medicinal substances with distinct clinical applications. Zhang Zhongjing used Sheng Jiang extensively in the Shang Han Lun and Jin Gui Yao Lue, where it appears in formulas like Gui Zhi Tang (Cinnamon Twig Decoction), Xiao Ban Xia Tang (Minor Pinellia Decoction), and the famous Dang Gui Sheng Jiang Yang Rou Tang (Angelica, Ginger, and Lamb Soup). It was praised as the 'Holy Medicine for Vomiting' (呕家圣药) because of its outstanding antiemetic action.

The name 'Sheng Jiang' literally means 'fresh ginger,' distinguishing the raw rhizome from its dried, roasted, or charred forms. Ginger also carries the folk name 'Huan Hun Cao' (还魂草, 'Soul-Restoring Herb'), reflecting the belief in its ability to revive those who had collapsed. During the Ming Dynasty, Zheng He's fleets reportedly carried ginger on their ocean voyages, and Ming military records show large quantities purchased for medicinal use against heat exhaustion.

Modern Research

4 published studies investigating the pharmacological effects or clinical outcomes of Sheng Jiang

1

Orally consumed ginger and human health: an umbrella review (Umbrella Review, 2022)

Marx W et al. American Journal of Clinical Nutrition, 2022, 116(3), 809-825.

This umbrella review synthesized 24 systematic reviews and found the strongest evidence for ginger's antiemetic effects in pregnant women (large effect size, high-quality evidence), analgesic effects in osteoarthritis (small effect size, high-quality evidence), and benefits for blood sugar control (variable effect sizes, low to moderate evidence). Dietary ginger consumption was concluded to appear safe overall.

PubMed
2

Effect of ginger on inflammatory markers: a systematic review and meta-analysis of RCTs (Meta-analysis, 2020)

Morvaridzadeh M, Fazelian S, Agah S, et al. Cytokine, 2020, 135, 155224.

This meta-analysis of 16 randomized controlled trials (1010 participants) investigated ginger supplementation's effect on inflammatory markers including CRP, TNF-alpha, and IL-6. Ginger supplementation was associated with significant reductions in several inflammatory biomarkers.

PubMed
3

Pharmacological properties of ginger: what do meta-analyses say? A systematic review (Systematic Review, 2025)

Frontiers in Pharmacology, 2025, 16, 1619655.

A systematic review of meta-analyses published between 2010 and 2025, examining ginger's effects on inflammation, type 2 diabetes, oxidative stress, and pregnancy nausea. Doses of 1 to 3 grams daily were commonly used for anti-inflammatory and antidiabetic purposes; 500 to 1500 mg daily was typical for pregnancy-related nausea. Results were promising but the authors noted high heterogeneity in some analyses.

Link
4

Ginger in gastrointestinal disorders: A systematic review of clinical trials (Systematic Review, 2019)

Nikkhah Bodagh M, Maleki I, Hekmatdoost A. Food Science & Nutrition, 2019, 7(1), 96-108.

A systematic review of clinical trials examining ginger for various gastrointestinal conditions. Found that divided daily doses of around 1500 mg of ginger were beneficial for nausea relief. Ginger at 1000 mg/day showed no significant side effects. The authors noted ginger's usefulness for nausea, vomiting, and bloating.

Link

Research on individual TCM herbs is growing but still limited by Western clinical trial standards. These studies provide emerging evidence and should be considered alongside practitioner expertise.