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Clinical data available64.3% improvement

Ulcerative Colitis

A chronic inflammatory disease of the colon characterized by periods of flares and remissions. FMT is being studied as a promising method to restore microbiome balance and reduce inflammation.

Reviewed by:Dr. Zhang Wei·Gastroenterologist, Han's UnitedUpdated:March 12, 2026

What is ulcerative colitis?

Ulcerative colitis is a chronic inflammatory bowel disease (IBD) that affects the mucosal lining of the colon.

Ulcerative Colitis

About the condition

In ulcerative colitis, the immune system mistakenly attacks the cells of the intestinal lining, causing chronic inflammation. The disease usually begins in the rectum and can spread upward through the colon.

Symptoms

  • Bloody diarrhea (the primary symptom)
  • False urge to defecate (tenesmus)
  • Abdominal pain, especially on the left side
  • Weight loss, weakness, anemia
  • Nighttime bowel movements

Causes and contributing factors

  • Genetic predisposition
  • Dysregulated immune response
  • Gut microbiota imbalance
  • Environmental factors

Standard treatment

Conventional therapy includes anti-inflammatory drugs and immunosuppressants, which are not always effective.

In 15–20% of patients, standard therapy is ineffective, and biologic medications lose their effect over time.

Why FMT for ulcerative colitis?

Microbiota imbalance plays a key role in inflammation. FMT can help restore a healthy microbiome.

1

Dysbiosis

Reduced microbiota diversity

2

Inflammation

Compromised intestinal barrier function

3

FMT transplantation

Introduction of healthy microbiota

4

Recovery

Reduced inflammation, remission

Mechanism of action

Healthy microbiota restores the balance of pro- and anti-inflammatory bacteria, strengthens the intestinal barrier, and modulates the immune response, reducing chronic inflammation.

Advantages of FMT

  • Targets the cause, not just symptoms
  • Potential for sustained remission
  • Minimal side effects
  • Alternative when standard therapy fails

Research results

FMT for ulcerative colitis is actively being studied — there is already compelling data from randomized controlled trials.

64.3%

510 Han's United patients, 3 months

4+ RCTs

Randomized controlled trials

510

IBD patients in the Han's United cohort

Lancet

Publications in leading journals

Key studies

  • Moayyedi et al., Gastroenterology 2015: One of the first RCTs — FMT more effective than placebo for ulcerative colitis
  • Paramsothy et al., Lancet 2017: Multi-donor intensive FMT protocol — significant improvement in active UC
  • Han's United (cohort of 15,000 patients): 510 IBD patients — clinical improvement at 3 months in 64.3% (328 patients)
64.3%of patients achieve remission

¥28,400 vs $17,500 for VOWST in USA

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Patient story

Experience of treating ulcerative colitis with FMT

"For seven years, I struggled with ulcerative colitis. Flares happened several times a year, and standard therapy was losing its effect. At Han's United, I was prescribed an intensive FMT course. After three months, symptoms decreased significantly. My quality of life changed dramatically — I can plan my life again without constantly thinking about where the nearest restroom is."
ZH

Zhang H.

39 years old, Shanghai

* Name changed. Results are individual and may vary.

Find out if FMT is right for you

If standard ulcerative colitis therapy is not effective enough, schedule a consultation. A doctor will evaluate your situation and explain the treatment options.

64.3% of patients achieve remission
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