Blood in Stool or Urine

便血 · biàn xuè

In TCM, the color and quality of the blood - whether it's bright-red and burning, dark and tarry, or purple and clotted - reveals the underlying imbalance. Most acute bleeding from excess heat or dampness responds within 2-4 weeks of herbal and acupuncture treatment, while chronic deficiency patterns may need 2-3 months to rebuild the body's holding strength.

6 Patterns
12 Herbs
7 Formulas
14 Acupoints
About this page · what it is and isn't

What this is. A plain-English synthesis of how classical TCM and modern clinical research describe blood in stool or urine. Patterns and herbs come from canonical TCM sources; clinical claims are cited in the Evidence section.

What it isn't. A diagnosis. Me&Qi is an editorial team, not a licensed clinic. The pattern quiz is a thinking tool — pulse and tongue still need a person in the room. Anything in the Safety section should send you to a doctor, not a herb.

Last reviewed Jun 2026.

Educational content about Traditional Chinese Medicine — not medical advice. See a qualified practitioner for diagnosis and treatment.

Blood in the stool or urine can be alarming, and in TCM it is never a condition in itself - it is a signal that something deeper is out of balance. Rather than one cause, TCM identifies several distinct patterns, each with its own root mechanism, from excess heat and dampness to weakness in the body's ability to hold blood within the vessels. The color, location, and accompanying sensations are all vital clues that guide a practitioner to the right treatment. This page walks you through the most common TCM patterns behind blood in stool or urine, so you can understand what your body might be telling you.

How TCM understands blood in stool or urine

In TCM, blood belongs in the vessels, and its appearance in the stool or urine means that one of the body's governing systems has lost control. The two organs most responsible for managing blood are the Spleen and the Liver. The Spleen produces and holds blood within the vessels - when its Qi is weak, blood can seep out. The Liver stores blood and ensures its smooth flow - when Liver Qi stagnates, blood can become stuck and force its way out. Meanwhile, the Intestines and Bladder are the local sites where heat, dampness, or stasis can directly damage the tiny blood vessels, causing them to leak.

The color and character of the blood are the first clues. Bright-red blood, especially if it drips after a bowel movement or appears in the urine with a burning sensation, typically points to Heat or Damp-Heat in the lower burner - an excess condition where inflammation and irritation injure the vessels. Dark, tarry blood mixed with the stool suggests a deeper, more chronic problem: either the Spleen is too weak to hold blood, or internal cold has congealed the blood. If the blood is dark purple with clots and a stabbing pain, the root is likely Qi and Blood Stagnation, often tied to emotional stress.

This is why a single Western diagnosis like 'hemorrhoids' or 'UTI' can have several different TCM patterns. One person's hemorrhoids may flare after a spicy meal with a burning sensation (Damp-Heat), while another's may appear after a period of overwork with fatigue and pale skin (Spleen not controlling Blood). TCM treats these as fundamentally different conditions, using cooling and drying herbs for the first, and strengthening, blood-nourishing herbs for the second. The same principle applies to blood in the urine: a burning, urgent infection is often Damp-Heat in the Bladder, but a painless, chronic trickle of blood might be a Kidney Yin deficiency with empty heat.

From the classical texts

「结阴者,便血一升,再结二升,三结三升。」

"When Yin is bound, there is one sheng of blood in the stool; when bound again, two sheng; when bound a third time, three sheng."

Huang Di Nei Jing, Suwen , Chapter 17, Mai Yao Jing Wei Lun · More references

How a TCM practitioner diagnoses blood in stool or urine

Inside the consultation

A TCM practitioner first asks about the colour and location of the blood, because these clues immediately narrow the possibilities. Fresh-red blood dripping after a bowel movement with a burning sensation points to Damp-Heat in the Lower Burner, where heat and moisture injure the intestinal vessels. The tongue will be red with a thick, greasy yellow coating, and the pulse feels slippery and rapid.

If the blood appears in the urine rather than the stool, the focus shifts upward to the bladder. Damp-Heat in the Bladder causes dark, turbid urine with visible blood, accompanied by a sense of urgency and a scalding pain while urinating. The same greasy yellow tongue coating is present, but the location of the discomfort tells the practitioner this is a urinary pattern.

When the bleeding has been going on for a long time and the blood is pale or dark, the practitioner looks for signs of Spleen Qi weakness. Spleen not controlling Blood creates a picture of fatigue, poor appetite, and a dull complexion. The tongue is pale and puffy, and the pulse is thin and weak, confirming that the body lacks the vital energy to hold blood inside the vessels.

If the bleeding is scanty and bright red but comes with a dry mouth, night sweats, and a feeling of heat in the palms and soles, the diagnosis leans toward Empty-Heat caused by Yin Deficiency. Here the tongue is red with little or no coating, and the pulse feels thin and rapid. This pattern is less common but important to recognise because it calls for nourishing fluids rather than clearing dampness.

Dark-purple blood with clots and a fixed, stabbing pain in the lower abdomen signals Qi and Blood Stagnation. The pain does not move around, and pressing on the area makes it worse. The tongue shows purple spots or a dusky colour, and the pulse is rough or choppy, indicating that the flow of Qi and blood has become blocked, causing the vessels to rupture.

Finally, when the blood is dark or tarry and the person feels cold, especially in the limbs, and craves warmth, the pattern is Spleen Yang Deficiency. The tongue is pale, puffy, and wet, and the pulse is deep and thin. This deep cold inside the digestive system fails to contain the blood, so it oozes out, often turning the stool black.

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TCM Patterns for Blood in Stool or Urine

In TCM, the aim is to address the root cause, not just the symptom — it calls that root cause a “pattern.” The same blood in stool or urine can come from several different patterns, each treated differently. The quickest way to find yours is the quiz below.

Find your pattern

Tap any sign that fits how yours feels.

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  1. 1Your signs
  2. 2What makes it worse
  3. 3What helps

Which signs match your experience?

0 selected this step
Burning sensation during bowel movements or urination Feeling of heaviness or dragging in the lower abdomen, groin, or legs Sticky, foul-smelling stools or diarrhea; urine may be dark, cloudy, and scant Yellow, greasy tongue coating, thickest at the back Thirst with no desire to drink much, or a sensation of heat in the afternoon
Worse with Spicy, greasy, or fried foods, Alcohol and coffee, Hot, humid weather, Prolonged sitting or standing, Emotional stress or frustration
Better with Cooling foods (cucumber, watermelon, mung beans), Drinking plenty of water, Light, easily digestible meals, Keeping the perineal area clean and dry, Cool, quiet environment
Dark or tarry blood in stool Chronic fatigue and weakness Pale or sallow complexion Poor appetite and loose stools Shortness of breath and reluctance to speak
Worse with Overwork and fatigue, Excessive worry and pensiveness, Cold, raw foods and iced drinks, Irregular eating habits
Better with Rest and avoiding overwork, Light, easily digestible meals, Gentle movement or walks
Burning sensation during bowel movements or urination Urgent, frequent need to urinate with scanty output Dark yellow, cloudy, or bloody urine Lower abdominal distension and pain
Worse with Spicy, greasy, or fried foods, Holding urine, Hot, humid weather, Emotional stress or frustration
Better with Drinking plenty of water, Cooling foods (cucumber, watermelon, mung beans), Rest and avoiding overwork, Urinating promptly
Scanty fresh-red blood in stool or urine Afternoon or evening heat sensation Night sweats Dry mouth and throat, worse at night Heat in palms, soles, and chest
Worse with Spicy, greasy, or fried foods, Alcohol and coffee, Overwork and fatigue, Emotional stress or frustration, Hot weather or overheated rooms, Excessive sweating
Better with Rest and adequate sleep, Cool, quiet environment, Drinking plenty of water, Eating cooling, moistening foods, Gentle movement or walks
Dark purple or clotted blood Fixed, stabbing pain in the lower abdomen or perineum Pain worsens with pressure Distending sensation in the chest or rib area Purple tongue with stasis spots
Worse with Emotional stress or frustration, Cold weather or drafts, Prolonged sitting or standing, Spicy, greasy, or fried foods
Better with Gentle movement or walks, Applying warmth to the abdomen, Emotional calm
Dark or tarry blood in stool Dull abdominal pain relieved by warmth and pressure Cold hands and feet Loose watery stools with undigested food Chronic fatigue and weakness
Worse with Cold, raw foods and iced drinks, Overwork and fatigue, Cold weather or drafts
Better with Applying warmth to the abdomen, Warm cooked meals and ginger tea, Rest and adequate sleep

Treatment

Four ways to address blood in stool or urine in TCM — explore each, or take the quiz to see what fits you first.

Formulas traditionally used for blood in stool or urine

7 formulas across the patterns above. The right one depends on your pattern — start with the quiz if you're unsure which fits.

Huai Hua San Sophora Flower Powder · Sòng dynasty, 1132 CE
Cool
Clears the Intestines and stops bleeding Cools the Blood Disperses Wind

A classical four-herb formula used to cool the intestines and stop rectal bleeding caused by heat in the bowels. It is commonly applied for hemorrhoid bleeding, blood in the stool, and inflammatory bowel conditions where the blood is bright red and the underlying cause is heat or dampness obstructing the intestinal blood vessels.

Patterns
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Gui Pi Tang Restore the Spleen Decoction · Sòng dynasty, 1253 CE (original); Míng dynasty additions by Xue Ji
Warm
Tonifies Qi Nourishes Blood Strengthens the Spleen

A classical formula that strengthens the Spleen and nourishes the Heart to address fatigue, poor appetite, insomnia, forgetfulness, palpitations, and anxiety caused by weakness of both the Heart and Spleen. It is also widely used for bleeding disorders such as heavy or prolonged menstrual periods, easy bruising, or blood in the stool that result from the Spleen being too weak to keep blood in its proper channels.

Patterns
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Xiao Ji Yin Zi Small Thistle Drink · Southern Sòng dynasty, 1253 CE
Cool
Cools the Blood and Stops Bleeding Promotes Urination and Relieves Stranguria Clears Heat from the Lower Jiao

A classical formula for cooling the blood and stopping bleeding in the urinary tract, while also promoting healthy urination. It is used when Heat accumulates in the lower body, causing blood to appear in the urine along with painful, burning, or frequent urination. The formula simultaneously stops bleeding, clears Heat, and protects the body's fluids from being depleted.

Patterns
Zhi Bai Di Huang Wan Anemarrhena, Phellodendron, and Rehmannia Pill · Míng dynasty, 1584 CE
Cool
Nourishes Yin Clears Deficiency Heat Nourishes Kidney Yin

A classical formula that nourishes the body's cooling Yin fluids while clearing excess internal heat. It is commonly used for symptoms such as hot flashes, night sweats, tinnitus, sore throat, dry mouth, and low back aching that arise when the Kidneys become depleted and the body overheats from within. It builds on the famous Liu Wei Di Huang Wan (Six Ingredient Rehmannia Pill) with two additional cooling herbs.

Patterns
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Er Zhi Wan Two Solstices Pill · Míng dynasty, 1534 CE
Cool
Nourishes Liver and Kidney Yin Tonifies the Kidneys Tonifies the Liver

A gentle, two-herb formula that nourishes the Liver and Kidneys, helping with symptoms like dizziness, tinnitus, dry mouth and throat, lower back soreness, premature graying of hair, and heavy menstrual bleeding caused by a depletion of the body's cooling, moistening Yin fluids. It is mild enough for long-term use and is especially valued for not causing digestive heaviness, unlike richer Yin-nourishing formulas.

Patterns
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Xue Fu Zhu Yu Tang Drive Out Stasis in the Mansion of Blood Decoction · Qīng dynasty, 1830 CE
Slightly Warm
Invigorates Blood and Dispels Stasis Moves Qi and Alleviates Pain Opens the Chest and Disperses Stagnation

A classical formula designed to improve blood circulation in the chest, relieve pain, and ease emotional tension. It is widely used for chronic chest pain, stubborn headaches, insomnia, and irritability caused by poor blood flow and stagnation in the upper body.

Patterns
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Huang Tu Tang Yellow Earth Decoction · Eastern Hàn dynasty, ~200 CE
Warm
Warms the Middle Burner Nourishes Blood and stops bleeding Restores the Spleen's Governance of Blood

A classical formula for chronic or recurring bleeding caused by weakness and coldness in the digestive system. It warms and strengthens the Spleen's ability to keep blood flowing within its proper channels, while also nourishing the blood that has already been lost. Commonly used for dark-colored blood in the stool, heavy menstrual bleeding, or nosebleeds accompanied by cold hands and feet, fatigue, and a pale complexion.

Patterns
Typical timeline for blood in stool or urine

Acute Damp-Heat patterns causing fresh blood often improve within 2-4 weeks of consistent treatment, with symptoms like burning and urgency fading first. Chronic deficiency patterns, such as Spleen not controlling Blood or Spleen Yang Deficiency, require a longer commitment - typically 2-3 months or more - to rebuild Qi and Yang and stop the bleeding permanently. Qi and Blood Stagnation patterns fall somewhere in between, often showing pain relief within a few weeks but needing 6-8 weeks to fully resolve the underlying stasis.

Treatment principles

Regardless of the pattern, the immediate goal is to stop the bleeding. The longer-term strategy is to address the root cause so the bleeding does not return. For excess patterns like Damp-Heat, we clear heat, drain dampness, and cool the blood. For deficiency patterns, we strengthen the Spleen, nourish Qi and Blood, or warm Yang to restore the body's ability to hold blood within the vessels. For stagnation, we move Qi and invigorate blood. Many patients present with mixed patterns - for example, underlying Spleen deficiency with a superimposed Damp-Heat flare - so treatment is often adjusted in phases, clearing the acute excess first and then tonifying the deficiency.

What to expect from treatment

Most patients receive a combination of acupuncture and a customized herbal formula. Acupuncture is usually given once or twice a week, while herbs are taken daily. In the first few weeks, you may notice less burning, less urgency, and a gradual lightening of the blood. As treatment continues, your energy and digestion should improve. Your practitioner will monitor your tongue and pulse to track progress and adjust your formula. It's important to complete the full course of treatment, even after symptoms subside, to prevent relapse.

General dietary guidance

Eat warm, cooked foods that are easy to digest, such as congee, soups, and steamed vegetables. Avoid raw, cold, spicy, and greasy foods, as well as alcohol, which can aggravate dampness and heat. If you tend to feel cold and fatigued, add warming spices like ginger and cinnamon in moderation. If you often feel hot and thirsty, include cooling foods like cucumber, watermelon, and mung beans. Drink plenty of room-temperature water to keep the urine dilute and reduce irritation.

Combining TCM with conventional treatment

TCM can safely complement most conventional treatments for blood in the stool or urine. If you are taking antibiotics for a UTI, for example, herbs can help clear the underlying damp-heat and reduce the chance of recurrence. However, certain herbs that stop bleeding or invigorate blood may interact with anticoagulants (warfarin, aspirin, clopidogrel) or antiplatelet drugs. Always inform both your TCM practitioner and your doctor of all substances you are taking. If you are scheduled for surgery or a diagnostic procedure, let your TCM practitioner know, as some herbs may need to be paused beforehand.

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Safety & special considerations

Seek urgent medical care — not a TCM practitioner — if you have:
  • Large amounts of blood in the stool or urine — More than a few streaks or drops, or blood that fills the toilet bowl
  • Black, tarry stools — May indicate bleeding high in the digestive tract
  • Blood with severe abdominal or pelvic pain — Could signal a serious condition like a perforated ulcer or kidney stone
  • Dizziness, fainting, or rapid heartbeat — Signs of significant blood loss
  • Blood in urine with high fever and chills — Possible severe kidney infection
  • Unexplained weight loss along with blood in stool — Needs investigation for malignancy
  • Blood in stool that persists for more than a week despite home care — Requires medical evaluation

Audience-specific guidance — open what applies to you

Evidence & references

The evidence base for TCM treatment of blood in stool or urine is modest and largely consists of small randomized controlled trials and case series, predominantly published in Chinese journals. One clinical trial on Zhi Xue An He Ji, a herbal formula for Damp-Heat hemorrhoidal bleeding in the elderly, demonstrated significant improvements in bleeding and anal discomfort with a favorable safety profile. However, the study was single-center and lacked blinding.

Acupuncture for hemorrhoids has shown some promise in symptom relief, but high-quality systematic reviews are lacking. For hematuria, research is even more limited; most studies focus on herbal formulas like Xiao Ji Yin Zi for urinary tract infections with blood, but rigorous trials are scarce. Overall, the evidence supports TCM as a potentially useful adjunctive therapy, but larger, well-designed studies are needed before definitive conclusions can be drawn.

Key clinical studies

Bottom line for you

This clinical trial evaluated the efficacy of Zhi Xue An He Ji, a Chinese herbal formula containing Huai Jiao, Di Yu, Ce Bai Ye, Huang Qi, and Huo Ma Ren, in elderly patients with hemorrhoidal bleeding due to Damp-Heat in the Lower Burner. The treatment group showed significant improvement in bleeding severity, hemorrhoid prolapse, and anal discomfort compared to the control group, with no serious adverse events reported.

Clinical observation of Zhi Xue An He Ji in treating senile hemorrhoidal bleeding of damp-heat pouring downward type

痔血安合剂治疗湿热下注型老年痔出血临床疗效观察 [Clinical observation of Zhi Xue An He Ji in treating senile hemorrhoidal bleeding of damp-heat pouring downward type]. Shanghai Journal of Traditional Chinese Medicine.

https://shzyyzz.shzyyzz.com/rc-pub/front/front-article/download/29522075/lowqualitypdf/%E7%97%94%E8%A1%80%E5%AE%89%E5%90%88%E5%89%82%E6%B2%BB%E7%96%97%E6%B9%BF%E7%83%AD%E4%B8%8B%E6%B3%A8%E5%9E%8B%E8%80%81%E5%B9%B4%E7%97%94%E5%87%BA%E8%A1%80%E4%B8%B4%E5%BA%8A%E7%96%97%E6%95%88%E8%A7%82%E5%AF%9F.pdf

Classical text references

One quote is featured above in the Understanding section — the rest are listed here for the classically inclined.

「下血,先便后血,此远血也,黄土汤主之。」

"For blood in the stool where defecation precedes the blood, this is distant bleeding; Huang Tu Tang governs it."

Jin Gui Yao Lue
Chapter 16, Jingui Yaolue: 惊悸吐衄下血胸满瘀血病脉证治

Frequently asked questions

Common questions about using Traditional Chinese Medicine for blood in stool or urine.

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