Fruits and seedsDigestantCrataegi Fructus

Jiao Shan Zha (Scorched Hawthorn Fruit)

A practical guide to Jiao Shan Zha: what it is, how Traditional Chinese Medicine uses it, the classical formulas it appears in, and who should be careful with it.

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Last reviewed Oct 28, 2026

Quick Facts

Latin NameCrataegi Fructus
Chinese Name & Pinyin 焦山楂 · Jiao Shan Zha
Medicinal PartFruits and seeds
The itemJiao Shan Zha is charred hawthorn fruit. The raw fruit and the candy-coated snack are not this drug.
Nature and channelsWarm, sour, sweet. Enters the Spleen, Stomach, and Liver. Warm sour-sweet digests meat stagnation and eases diarrhea and dysentery.
Pharmacopoeia lineDigests food stagnation; eases diarrhea and dysentery. Used for meat stagnation, bloating, sour belching, and stagnant diarrhea.
Pattern cuesPost-meal bloating. Sour belching. Sticky stools. Undigested food in stools. Heavy meaty meals.
In this articleJiao Shan Zha versus Sheng Shan Zha. Gentle stagnation-digesting versus fierce stasis-breaking. Why a stomach without stagnation should skip it. Home tea and porridge.

What Is Jiao Shan Zha?

Jiao Shan Zha (焦山楂; Jiāo Shān Zhā; Latin: Crataegi Fructus; English: charred hawthorn fruit) is the dried fruit of the hawthorn tree — charred until the surface turns scorched brown with a toasted fragrance — the dark little fruit that appears in "digestion soups" and herbal-tea shops. It is warm, sour, and sweet, enters the Spleen, Stomach, and Liver channels, and its core actions are to digest food stagnation, and to ease diarrhea and dysentery. It is the gentle herb for a heavy, rich meal. The usual amount is 6–12 g in a decoction. It does not need first, last, or wrapped decoction handling, and it can go into tea or porridge.

It is not Sheng Shan Zha. The raw fruit is also warm and sour, but the sour is stronger and the stagnation-breaking force fiercer — for heavy meat stagnation, not a mild stomach. It is not a candy-coated snack either; the medicinal material is the charred slice, checked and measured. In a stomach with no stagnation, or with excess stomach acid, using it on your own is a poor match. Pain that will not settle, or heavy bleeding, needs a clinic first. Do not take it yourself for a long time.

It is used most often for three patterns:

  • Bloating, belching with a sour taste, sticky stools after a heavy meaty meal — meat stagnation
  • Loose stools with undigested food, or stools with pus and blood — stagnant damp-heat diarrhea
  • No stagnation, or excess stomach acid — skip it

Warm, sour, and sweet, it is not a daily "digestion candy" to keep eating. Sour and astringent work when there is stagnation; without it, the acid only irritates.

When rich meat and oily food outrun the spleen-stomach's transport, the middle fills up — bloating, sour belching, sticky stools; when the stagnation carries damp-heat, diarrhea and dysentery follow. Jiao Shan Zha is warm, sour, and sweet. It digests the stagnation and astringes the bowel, which is why it appears in Bao He Wan (Preserve Harmony Pill)–type formulas. It gathers more than it scatters. With no stagnation, or excess stomach acid, more makes it worse.

Jiao Shan Zha is not a catch-all digestion herb. In a stomach with no stagnation, with excess acid, or in pregnancy, using it alone is a poor match. Whether it belongs in a formula, and at what dose, should be decided by a licensed Chinese medicine practitioner after pattern diagnosis.

Jiao Shan Zha

Jiao Shan Zha: Materia Medica Profile

Identification & Quality Standard

Crataegi Fructus

Botanical Origin

The dried ripe fruit of Crataegus pinnatifida Bge. (Rosaceae), scorched.

Production Regions

Primarily produced in Henan, Shandong, Hebei, Liaoning.

Quality Requirements

Superior is uniform, thick, scorched evenly.

Macroscopic Features

Round transverse slices. Surface scorched brown. Broken surface yellowish-brown, with deep yellow flesh visible. Scorched aroma, sour and slightly astringent taste.

Main Regions and Quality Identification

Classic texts and trade experience favor fruits from several northern provinces, but quality still depends on variety, harvest time, processing, and storage. The raw fruit is a round slice, red skin with wrinkles, yellow-white flesh; Jiao Shan Zha is irregular, scorched brown on the surface, yellow-brown inside, with occasional scorch spots, slightly brittle, a toasted smell, and a sour, slightly bitter taste. The common look-alikes are slices of other rose-family fruits — thinner flesh, fainter smell — tell them apart by the skin texture and flesh thickness.

Traditional Properties & Historical Lineage

Nature, Flavour & Channel Tropism

Sour, Sweet; Slightly warmSpleenStomachLiver

1. Records in Classic Materia Medica

  • Shen Nong Ben Cao Jing: lists hawthorn in the lower class — "helps digestion."
  • Ben Cao Gang Mu: notes it "digests food, disperses meat accumulation, masses, phlegm-rheum fullness, and sour regurgitation."
  • De Pei Ben Cao: adds the "stops diarrhea and dysentery" reading.

All the records circle the digestion and bowel work — matching how the charred form is used today.

2. How Views of Its Nature Changed

Some doctors favored the raw fruit's dispersing — for heavy meat stagnation; others favored the charred form's gentleness — for a slightly weaker spleen-stomach, or stagnation with mild diarrhea; still others drew the line — no stagnation, or excess stomach acid, and the sour will irritate. The range stayed precise — it is not a universal digestion drug.

Jiao Shan Zha

Core Efficacies & Traditional Applications

Traditional Functions

Promotes digestion and fortifies the stomach, moves qi and disperses stasis, resolves turbidity and reduces lipids.

1. Main Use 1: Digesting Meat Stagnation

(1) Traditional action: breaking up meat-type food stagnation and helping the spleen-stomach transport again. (2) Typical patterns: bloating, sour belching, sticky stools or stools with undigested food after too much meat or rich food. (3) Usual pairings: Lai Fu Zi (radish seed) and Shen Qu (medicated leaven) to strengthen the digesting; with spleen-stomach qi stagnation, add Chen Pi (tangerine peel) and Mu Xiang (costus root). (4) Not for self-use: no stagnation, or excess stomach acid — the sour can worsen reflux or irritate the stomach.

2. Main Use 2: Easing Diarrhea and Dysentery

(1) Traditional action: easing diarrhea and dysentery from food stagnation or intestinal damp-heat. (2) Typical patterns: loose stools with undigested food, or stools with pus and blood and a griping belly — mostly unclean diet with stagnation inside. (3) Usual pairings: Huang Lian (coptis) and Mu Xiang to digest the stagnation and clear intestinal damp-heat; with marked spleen deficiency, add Bai Zhu (atractylodes) and Fu Ling (poria). (4) Not for self-use: pure spleen-deficiency diarrhea without stagnation or damp-heat — the astringing can block the bowel instead.

3. A Classic Pairing

Jiao Shan Zha pairs classically with Shen Qu: the charred fruit digests meat stagnation, and the medicated leaven digests grain stagnation. Together they cover mixed food stagnation, and the pairings temper each other's edge — for bloating and poor digestion after varied meals. This pair belongs to a practitioner's pattern diagnosis — marked spleen-stomach cold calls for adjusted pairings.

Jiao Shan Zha

Modern Research

Modern research offers useful context, but Traditional Chinese Medicine prescribes on whole-pattern diagnosis rather than isolated compounds.

1. Main Chemical Constituents

Detected in the fruit are organic acids (hawthorn acid, citric acid, malic acid), flavonoids (quercetin, hyperoside), and triterpene saponins. In vitro, these components show antioxidant activity; in animal experiments, extracts affect digestive-enzyme activity and speed up gut motion in mice. Human research so far is small-sample observation on specific extracts — no firm clinical conclusion.

2. Current Research Directions

Current work centers on the components' effects on gastrointestinal function and some in vitro activity. The organic acids help break down fatty material in dish experiments; animals given the charred-fruit extract show somewhat faster gut propulsion. Most of this stays at the dish-and-animal stage — human verification is needed.

3. Limitations of Current Research

  • Lab results are not clinical efficacy — dish and animal results do not transfer automatically to people.
  • Extracts are not decoction pieces — experimental concentrations differ from daily intake of the charred pieces.
  • Doses and preparations vary between studies — results are hard to unify.
  • One component does not define the whole herb — the fruit acts as a team of constituents.

Jiao Shan Zha

Comparing Similar Herbs

1. What They Share

  • Both digest food stagnation.
  • Both are used for digestion discomfort from irregular eating.
  • Both need constitution and dose care — a weak spleen-stomach should not overuse either.

2. Key Differences

Nature and flavor: both are warm, but Jiao Shan Zha is milder, sour-sweet, centered on the spleen-stomach; Sheng Shan Zha is more intensely sour and fiercer — stronger at dispersing stagnation. Focus: Jiao Shan Zha digests stagnation and eases the bowel — stagnation with mild bowel discomfort; Sheng Shan Zha disperses stagnation and breaks stasis — heavier stagnation with blood-stasis signs. Tendency: Jiao Shan Zha sinks and gathers — scattering stagnation and astringing diarrhea without over-draining the upright qi; Sheng Shan Zha sinks harder — scattering force stronger, with some drain of upright qi. Best fit: Jiao Shan Zha for stagnation with loose stools and mild belly ache; Sheng Shan Zha for heavy meat stagnation with marked bloating and blood-stasis signs — a dull purple complexion, a dark tongue. Who should avoid: Jiao Shan Zha is wrong for no-stagnation stomachs and excess acid; Sheng Shan Zha adds pregnancy and heavy periods to the list — its stasis-breaking can cause trouble. Where you meet them: Jiao Shan Zha in daily food remedies and gentle digestion formulas; Sheng Shan Zha in stronger formulas — blood-stasis amenorrhea, hernia-type pain.

3. One-Line Takeaway

In short, Jiao Shan Zha gently digests stagnation and eases diarrhea; Sheng Shan Zha disperses stagnation and breaks stasis with more force. Both can appear in meat-stagnation care — but they are not stand-ins for each other.

Jiao Shan Zha

Classical Formulas Containing Jiao Shan Zha

Formula vs. Single Herb

A formula is a coordinated team; a single herb cannot copy a full formula's effect. The doses and pairings are designed as a whole — a herb that works in a formula does not automatically work the same way alone. Do not self-formulate from web articles — pattern and dose are the point.

Diet & Daily Home Use

1. Home Tea and Porridge

Example 1 — Jiao Shan Zha malt tea: Jiao Shan Zha 5 g, Mai Ya 3 g, Chen Pi 2 g — rinse, steep in boiling water 10 minutes, may re-steep until faint. Fit: bloating and sour belching after overeating — light daily care, especially for a slightly weak spleen-stomach. Not for: excess stomach acid or marked spleen-stomach cold. Frequency: 2–3 times a week, not long-term. Example 2 — Jiao Shan Zha yam porridge: Jiao Shan Zha 5 g, Shan Yao 10 g (diced), rice 50 g — cook into porridge, add the yam and charred fruit when half-cooked; a little rock sugar optional. Fit: stagnation with mild diarrhea — digesting while fortifying the spleen. Not for: spleen-deficiency diarrhea without stagnation; diabetics watch the sugar. Frequency: every 1–2 weeks, one small bowl. Jiao Shan Zha is a medicinal piece, not ordinary food — no casual dose-raising or long daily tea.

2. Decoction and Processing Differences

Jiao Shan Zha is the raw fruit fried until the surface turns scorched brown with a yellow-brown inside — the sour weakens, the bitter rises, the astringing strengthens, and the dispersing turns gentler than the raw form. At home, no special handling — decoct it directly with the other materials; no first, last, wrapped, or dissolved steps. Different forms cannot be converted directly — pieces are not pills or powders.

3. Dosage and How Long to Use

The classic range is 6–12 g; food-use amounts are 3–6 g — smaller, to protect the stomach. Not for long continuous use — a course of 2–3 days; if nothing settles, ask a practitioner or pharmacist. Pregnant women, children, and the elderly adjust the dose under professional guidance.

Jiao Shan Zha

Contraindications & Safety Warnings

1. Who Should Avoid It

No stagnation, or excess stomach acid — the sour can worsen reflux or irritate the stomach; pregnancy and nursing — limited safety evidence, no self-use; children and the elderly — weaker spleen-stomach tolerance, practitioner-guided use; liver or kidney impairment — self-use can add burden; allergy to rose-family plants (hawthorn, apple, pear) — avoid; people on anticoagulant, blood-pressure, or blood-sugar medicines — consult a doctor or pharmacist first.

2. Interactions and Diet Notes

The organic acids may affect anticoagulant metabolism — no firm evidence of serious interaction, but tell your doctor if you take anticoagulants; some studies suggest the acids can strengthen blood-sugar medicines — monitor sugar levels to avoid it dropping too low. No blanket "food clash" with ordinary foods is established, but herbs can interact with specific medicines — anyone on medication should check first.

3. Side Effects and Overuse

Overuse can bring excess stomach acid, stomach discomfort, nausea, and vomiting. Stop and seek care at once for marked discomfort, an allergic reaction (rash, itching, trouble breathing), persistent vomiting, confusion, or a rapid worsening of symptoms — never self-manage.

Frequently Asked Questions About Jiao Shan Zha

What is Jiao Shanzha? Is it the same as raw Shanzha or Chao Shanzha?
Jiao Shanzha is the scorched dried mature fruit of Crataegus pinnatifida, Latin name Crataegi Fructus Praeparatus. It is a common Chinese medicine centered on dispersing food and strengthening the stomach, moving qi and dispersing stasis, and transforming turbidity and lowering lipids. Raw Shanzha disperses food and strengthens the stomach while activating blood. Chao Shanzha disperses food and strengthens the stomach while dispersing accumulation. They cannot be used interchangeably in equal amounts. Prescribe as Jiao Shanzha. Caution in spleen-stomach weakness.
What are the composition and effects of Jiao Shanzha?
Pharmacopoeial name Jiao Shanzha, Latin Crataegus pinnatifida Bge. var. major N. E. Br. or Crataegus pinnatifida Bge. Sour and sweet in taste, slightly warm in nature, enters the Spleen, Stomach and Liver meridians. Functions to disperse food and strengthen the stomach, move qi and disperse stasis, and transform turbidity and lower lipids. Used for meat food accumulation and stagnation, epigastric distension and fullness, diarrhea and dysentery with abdominal pain, blood-stasis amenorrhea, postpartum stasis obstruction, stabbing pain in the heart and abdomen, chest bi with heart pain, hernia pain, and hyperlipidemia. Disperses food and disperses stasis.
How to choose between raw and processed? Can raw Shanzha replace it?
Fruit is scorched. Raw product emphasizes activating blood; scorched processing enhances food dispersing and reduces sourness, and cannot replace it in equal amounts. Commercial products are standardized; do not adjust arbitrarily.
What is the dosage of Jiao Shanzha? Can it be used daily as a food-dispersing tea?
Decoction, 9-12g. Modern use requires physician-determined dosage. It is not a year-round "Jiao Shanzha tea." Spleen-stomach weakness will be further injured by prolonged use. Food accumulation requires short-term, physician-determined dosage and cannot replace evaluation.
What are the contraindications of Jiao Shanzha? Can pregnant women use it?
Not suitable for spleen-stomach weakness without food accumulation. Use with caution in pregnancy. Stop if abdominal distension or loose stools occur. Seek immediate medical care for severe food accumulation or high fever.
Can Jiao Shanzha disperse food, strengthen the stomach, and lower lipids?
It can assist meat food accumulation and stagnation, epigastric distension and fullness, diarrhea and dysentery with abdominal pain, blood-stasis amenorrhea, postpartum stasis obstruction, stabbing pain in the heart and abdomen, chest bi with heart pain, hernia pain, and hyperlipidemia. It disperses food and strengthens the stomach, moves qi and disperses stasis, and transforms turbidity and lowers lipids, but is not a specific remedy for all food accumulation or all hyperlipidemia.
Can Jiao Shanzha be taken daily as a food-dispersing or lipid-lowering tea?
Meat food accumulation can be used short-term in formulas; spleen-stomach weakness will be further injured. The idea that "Jiao Shanzha must disperse food" cannot replace evaluation. Dispersing food and lowering lipids requires physician-determined formulation and dosage.
How to choose between Jiao Shanzha, raw Shanzha, Chao Shanzha, Maiya, and Shenqu?
Jiao Shanzha disperses food and disperses stasis, suited to meat accumulation. Raw Shanzha disperses food and activates blood. Chao Shanzha disperses food and disperses accumulation. Maiya moves qi and disperses food while reducing lactation. Shenqu disperses food and harmonizes the stomach. Choose Jiao Shanzha for dispersing food; raw Shanzha for activating blood; Chao Shanzha for dispersing accumulation; Maiya for reducing lactation; Shenqu for grain accumulation. Pattern differentiation applies, but large doses of Jiao Shanzha are contraindicated in spleen-stomach weakness.
How is Jiao Shanzha commonly modified? What is a representative usage?
Modifications depend on the pattern. Add Maiya for meat accumulation; add Honghua for blood stasis. Specify Jiao Shanzha; do not substitute raw Shanzha in equal amounts for scorched processing.
How to select and store Jiao Shanzha?
Choose regular Chinese medicinal materials with intact scorched fruits. Discard if moldy, damp, or abnormal in odor. Store in a dry place. Purchase "Jiao Shanzha"; do not substitute raw Shanzha or Chao Shanzha in equal amounts for dispersing food, strengthening the stomach, and lowering lipids.

Medical Disclaimer — This article is provided for educational purposes only and describes traditional Chinese medicine concepts. It is not medical advice, and it is not intended to diagnose, treat, cure or prevent any disease. Always consult a qualified practitioner before using any herb, particularly if you are pregnant, nursing, taking medication or managing a diagnosed condition.

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Jiao Shan Zha (Scorched Hawthorn Fruit): Resolves food stagnation, fortifies the stomach, moves qi, and disperses stasis