Tag: Bile Acid Malabsorption

Categories
GLP1 WEIGHT LOSS

Floating Stool After Gallbladder Removal (UK): Fat Malabsorption vs BAD vs Normal Recovery

Floating Poop After Gallbladder Surgery (UK): Causes, Red Flags, and What Helps

Author context: I lost 6 stone on GLP-1 (Mounjaro) and had emergency NHS gallbladder surgery in February 2026. If you’re here because you’ve noticed your stool is floating (and you’re wondering if that means something serious) — this guide is for you.

Important: This is lived experience + educational information, not medical advice. If you have severe pain, fever, jaundice (yellow eyes/skin), persistent vomiting, black stools, blood in stool, or signs of dehydration, seek urgent medical care.

Short answer: Floating stool after gallbladder removal is often caused by extra gas in the stool or temporary changes in digestion as you reintroduce foods. If stool is floating + greasy + pale/yellow + hard to flush, it can also suggest more fat in the stool (fat malabsorption / steatorrhoea) or patterns linked to bile acid diarrhoea (BAD). The key is the pattern — not a single float.

What does it mean if stool floats?

Stool floats mainly for two reasons:

  • Gas: more trapped gas in the stool makes it buoyant. This is common with diet changes, fibre changes, and gut disruption.
  • Fat: stool can float if it contains more fat than usual (often described as greasy, shiny, pale, bulky, or hard to flush).

After gallbladder removal, both of those can happen during recovery and food reintroduction.

Red flags: when to call NHS 111 or seek urgent help

Get medical help urgently if floating stool comes with:

  • Yellow eyes/skin (jaundice) and/or dark urine
  • Pale/clay-coloured stool that persists
  • Severe or worsening abdominal pain
  • Fever/chills
  • Persistent vomiting
  • Black stools or blood in stool
  • Severe dehydration symptoms (dizziness/fainting, minimal urine)
  • Unintentional ongoing weight loss with persistent diarrhoea

For official UK baseline guidance around post-op complications and when to seek help:

Quick self-check: gas float or fat float?

Clue More like gas More like fat
Appearance Normal-looking, just floating Pale/yellow, shiny/greasy film
Flushability Flushes normally Hard to flush, sticks to bowl
Smell Normal-ish Strong/offensive, oily
Timing After fibre/veg/beans or fizzy drinks After fatty meals / creamy sauces / fried foods

Why floating stool can happen after gallbladder removal (common causes)

1) Normal recovery + food changes

In the first weeks after surgery, your diet changes, your meal timing changes, and you often eat smaller portions. Gas and stool texture can shift a lot in this phase.

2) You reintroduced fat too fast (dose issue)

Often it’s not “fat is impossible” — it’s that the dose jumped too quickly. This is why a controlled ladder works.

Use the 4-week fat ladder here →

3) Bile acid diarrhoea (BAD) patterns

BAD can cause watery diarrhoea, urgency, and stool changes (including pale/yellow or “burny” urgency patterns). If this is frequent and affecting daily life, it’s worth GP assessment.

Read the BAD guide →

4) Temporary fat malabsorption / steatorrhoea-like symptoms

Some people get greasy, floating stool during fat reintroduction. If it’s occasional and improves with dose control, it can settle. If it’s persistent, it deserves medical input.

5) Fibre changes (especially sudden increases)

Adding a lot of fibre quickly can cause gas, bloating, and floaters. Fibre can still be helpful — just ramp slowly.

6) Medication/supplement changes

Starting multiple new things at once makes it impossible to know what’s helping or worsening symptoms. One change at a time wins.

What helps (practical, non-claim, actually effective)

Step 1: Do a 48-hour “calm reset”

  • Lean protein + gentle carbs + cooked veg
  • Small meals, not huge meals
  • Pause high-fat sauces, fried foods, and “fat bomb” snacks

Use the safe foods list here →

Step 2: Reintroduce fat with controlled doses

If floating/greasy stool followed a fatty meal, don’t swing to “zero fat forever.” Drop to a lower step and rebuild tolerance.

The 4-week ladder →

Step 3: Hydration first (especially if stools are loose)

Loose stools + urgency can dehydrate you. Fluids first. Electrolytes can be useful if you’re losing fluids or feel washed out.

Step 4: Optional enzyme trial if meals feel heavy

If your issue is “mixed meals feel heavy” rather than watery urgency, a short enzyme trial (7–14 days) can be a sensible experiment.

Step 5: Soluble fibre (slow ramp) if stool consistency is chaotic

Some people find soluble fibre helps stool consistency. The key is slow introduction to avoid bloating.

Step 6: If this is frequent and persistent, speak to your GP

Occasional floating stool can be nothing. Persistent greasy floating stool with diarrhoea, weight loss, or red flags is “get assessed” territory.

My surgery diary (authority proof)

If you want the full timeline and why I take digestive changes seriously, this is my diary video.

People Also Ask

  • Is floating stool normal after gallbladder removal? It can be, especially early on or after diet changes. If it’s persistent, greasy, pale/yellow, or paired with red flags, get assessed.
  • What causes floating stool? Most commonly gas or fat. Gas comes from diet/fibre changes; fat can show up as greasy stool after fatty meals.
  • What does greasy floating stool mean? It can suggest more fat in the stool than usual (fat malabsorption patterns). If persistent, speak to your GP.
  • Can bile acid diarrhoea cause stool changes? Yes — BAD can cause watery urgency and stool colour/consistency changes. It’s treatable and worth assessing if persistent.

FAQs

1) Why is my stool floating after gallbladder removal?

Most commonly it’s gas from diet/fibre changes or temporary changes in digestion during recovery. If stool is floating and greasy after fatty meals, dose control and gradual fat reintroduction can help.

2) Is floating stool a sign of fat malabsorption?

It can be if stool is greasy, pale/yellow, bulky, strong-smelling, or hard to flush. Occasional episodes can happen during reintroduction; persistent symptoms should be assessed.

3) Can bile acid diarrhoea cause floating stool?

BAD can cause watery diarrhoea and urgency with stool changes. If symptoms are persistent and affect daily life, speak to your GP.

4) What should I eat if this starts happening?

Do a 24–48 hour “calm reset” with lean protein + gentle carbs + cooked veg, then reintroduce fat slowly using the ladder.

5) Do digestive enzymes help with floating stool?

They may help some people when meals feel heavy during reintroduction, but they don’t replace bile and they are not a treatment for persistent watery diarrhoea.

6) When should I call NHS 111?

If symptoms are persistent, worsening, or you’re concerned — 111 is reasonable. If you have jaundice, dark urine, severe pain, fever, persistent vomiting, black stools or bleeding, seek urgent care.

Disclaimer: This article shares lived experience and educational context. It does not replace professional medical advice. If you suspect a medical emergency, seek urgent care immediately.

Categories
GLP1 WEIGHT LOSS

Yellow Stool After Gallbladder Removal (UK): Causes, When to Worry, and What Helps

Yellow Poop After Gallbladder Surgery (UK): Normal vs Red Flags (Bile Acid Explained)

Author context: I lost 6 stone on GLP-1 (Mounjaro) and had emergency NHS gallbladder surgery in February 2026. If you’re here because you’ve looked in the toilet and thought “what the hell is that colour?” — you’re not alone.

Important: This is lived experience + educational info, not medical advice. If you have severe pain, fever, jaundice (yellow eyes/skin), persistent vomiting, black stools, blood in stool, fainting, or signs of dehydration, seek urgent medical care.

Short answer: Yellow stool after gallbladder removal is often linked to bile moving through your gut faster, changes in fat digestion, or bile acid diarrhoea (BAD). It can be benign and temporary — but yellow/pale stool with dark urine and jaundice is a red-flag combination that needs urgent medical attention.

When yellow stool is usually “normal-ish” after gallbladder removal

Early after cholecystectomy, it’s common for digestion to be a bit chaotic while your body adapts to bile flowing differently. Yellow stool can show up when:

  • you’ve recently increased fats again
  • food is moving through your gut faster than usual
  • you’re having loose stools or urgency

Colour alone doesn’t diagnose anything — patterns matter: frequency, urgency, pain, fever, dehydration, jaundice, and whether it settles over time.

Red flags: when to call NHS 111 or seek urgent help

Get medical help urgently if you have:

  • Yellow eyes/skin (jaundice) especially with dark urine
  • Pale/clay-coloured stool that persists (especially with jaundice)
  • Severe or worsening abdominal pain
  • Fever/chills
  • Persistent vomiting or inability to keep fluids down
  • Black stools or blood in stool
  • Signs of dehydration: dizziness, fainting, very dry mouth, minimal urine

If you want official baseline guidance for post-op complications and when to seek help, the NHS has a solid page on complications of gallbladder removal (useful context for “when do I worry?”).

Why is my stool yellow after gallbladder removal? (6 common causes)

1) Faster gut transit (food moving through quicker)

If food moves through the intestines faster, bile pigments may not change colour in the usual way, and stool can look more yellow/green. This is especially common when stools are looser.

2) Bile acid diarrhoea (BAD)

After gallbladder removal, bile continues to flow into the gut. In some people, excess bile acids reach the colon and can pull water into the bowel, causing watery diarrhoea, urgency, and sometimes pale/greasy stools that can look yellow or orange.

3) Fat malabsorption / fatty stool (steatorrhoea)

Sometimes stool looks yellow, pale, bulky, greasy, or floats — this can happen when there’s more fat in the stool than usual. That can occur during early recovery when fat intake rises faster than your tolerance.

4) Diet changes (especially sudden fat jumps)

A “fat bomb” meal can overwhelm your current tolerance early on. The result can be urgency and yellowish stools. This is why the fat ladder works — it prevents you going from “safe food” to “greasy takeaway test” overnight.

Use the 4-week fat ladder here →

5) Supplements or medications

Some supplements or medications can change stool colour or consistency. If you recently started something new, consider a one-variable-at-a-time approach so you can identify what’s doing what.

6) Reduced bile flow / possible obstruction (less common, more urgent)

If bile isn’t reaching the gut properly, stool can become very pale/clay-coloured, and jaundice/dark urine can appear. This is a “don’t wait it out” scenario — get assessed urgently.

What helps (practical, non-claim, and actually doable)

Step 1: Stabilise your base diet for 48 hours

  • Lean protein + gentle carbs + cooked veg
  • Smaller meals, more often
  • Limit high-fat sauces, fried foods, and massive portions

Use the safe foods list here →

Step 2: Reintroduce fat using controlled doses

Rather than removing all fat (which can backfire), use the ladder: tiny amounts first, one change at a time.

The 4-week fat ladder →

Step 3: Hydration is non-negotiable (especially with loose stools)

If you’re having urgency or watery stools, dehydration sneaks up quickly. Fluids first. Electrolytes can be useful if you’re losing fluids or feeling washed out.

Step 4: If meals feel heavy, consider a short enzyme trial (optional)

This is not a cure — but some people trial digestive enzymes for 7–14 days while reintroducing mixed meals. Keep everything else stable while you test.

Step 5: Soluble fibre can help some people (go slow)

If stool consistency is all over the place, some people carefully introduce soluble fibre. The key is slow ramping to avoid bloating.

Step 6: If urgency/diarrhoea persists, consider BAD and speak to your GP

Don’t spend months self-experimenting if symptoms are frequent, urgent, or life-limiting. BAD is recognised and treatable, and UK pathways often involve SeHCAT testing or a treatment trial depending on services.

Bile acid diarrhoea guide (UK) →

My surgery diary (authority proof)

If you want the full timeline — how symptoms escalated and why I take “weird changes” seriously — this is my diary video.

People Also Ask

  • Is yellow stool normal after gallbladder removal? It can be, especially early on or with loose stools. Patterns and red flags matter more than colour alone.
  • Why is my poop yellow after surgery? Faster transit, bile acids reaching the colon (BAD), or temporary fat malabsorption during reintroduction are common causes.
  • When should I worry about pale stool? If stool is pale/clay-coloured for more than a few days, especially with jaundice and dark urine, get assessed urgently.
  • What helps yellow diarrhoea after gallbladder removal? Stabilise diet, reintroduce fat slowly, focus on hydration, and speak to your GP if symptoms persist.

FAQs

1) What causes yellow stool after gallbladder removal?

Common causes include faster gut transit, bile acid diarrhoea (BAD), temporary fat malabsorption during reintroduction, and diet changes. Colour alone isn’t diagnostic — look at urgency, pain, fever, jaundice, and whether it settles.

2) Is yellow stool a sign of bile acid diarrhoea?

It can be. BAD often includes watery diarrhoea, urgency, and stools that can be pale/greasy and sometimes yellow/orange. If symptoms persist and affect daily life, speak to your GP.

3) What does fatty yellow stool mean?

If stool is greasy, floats, looks bulky, and is pale/yellow, it can suggest more fat in the stool than usual (steatorrhoea). In early recovery it can happen during fat reintroduction, but persistent symptoms should be assessed.

4) When should I call NHS 111?

If you have persistent symptoms that are worsening, dehydration signs, significant pain, or you’re concerned — 111 is a good route. If you have jaundice, dark urine, severe pain, high fever, persistent vomiting, black stools or bleeding, seek urgent care.

5) Can digestive enzymes help?

Some people trial enzymes for 7–14 days while reintroducing mixed meals. They don’t replace bile and they’re not a treatment for BAD, but they can be an optional support during reintroduction.

6) What’s the fastest “reset” if my stomach is in chaos?

Return to a simple low-fat base for 24–48 hours (lean protein + gentle carbs + cooked veg), hydrate, then reintroduce one change at a time.

Disclaimer: This article shares lived experience and educational context. It does not replace professional medical advice. If you suspect a medical emergency, seek urgent care immediately.

Categories
GLP1 WEIGHT LOSS

Post-Cholecystectomy Diarrhoea (UK): Is It Bile Acid Diarrhoea and What Should You Do?

Bile Acid Diarrhoea After Gallbladder Removal (UK): Symptoms, SeHCAT Test, and What Helps

Author context: I lost 6 stone on GLP-1 (Mounjaro) and had emergency NHS gallbladder surgery in February 2026. During recovery, I learned fast that “digestive upset” after cholecystectomy can be more than just bland food and time.

Medical note: This is lived experience + education, not medical advice. If you have severe pain, fever, jaundice, or persistent vomiting, seek urgent medical care.

Short answer: Some people develop ongoing loose stools after gallbladder removal because bile flows more continuously into the bowel. If excess bile acids reach the colon, they can pull water into the gut and trigger watery diarrhoea and urgency. This is often called bile acid diarrhoea (BAD) or bile acid malabsorption (BAM). It’s uncomfortable — but importantly, it’s treatable.

Start here: If you’re dealing with gallbladder symptoms (or recovery after removal) and want the full UK guide — symptoms, red flags, A&E triggers, surgery, recovery, diet and GLP-1 context — use the mega hub below.

GLP-1, Gallstones & Gallbladder Removal (UK): Mega FAQ Guide →

If you’re thinking “is this normal, or is something wrong?” this guide will help you spot patterns, know what to ask for, and what support options are reasonable while you wait for help.

Start here first: Low-fat diet after gallbladder removal (UK) →

What is bile acid diarrhoea (BAD)?

Bile acid diarrhoea happens when too much bile acid reaches the large intestine (colon). Bile acids are essential for fat digestion, but in the colon they can irritate the lining and cause watery diarrhoea, urgency and cramping.

You might also see it called:

  • bile acid malabsorption (BAM)
  • bile salt diarrhoea

After gallbladder removal, bile doesn’t “store and squirt” anymore — it tends to flow more continuously. For many people that’s fine. For some, it becomes an ongoing trigger.

Is diarrhoea after gallbladder removal common?

It can be. The reported rate of post-cholecystectomy diarrhoea varies a lot between studies (partly because not everyone is investigated), but research reviews have reported a wide range. One audit paper noted post-cholecystectomy diarrhoea has been reported anywhere from 2.1% to 57.2%, and not all of that is necessarily bile acid diarrhoea.

For readers who want the source (useful for trust and for talking to a clinician):

Symptoms: what BAD feels like (and how it differs from “normal recovery”)

Everyone’s recovery is different. But BAD often has a recognisable pattern:

  • Watery diarrhoea (often sudden)
  • Urgency (that “I need a toilet now” feeling)
  • Cramping that improves after a bowel movement
  • Symptoms worse after fatty foods
  • Sometimes yellow or pale stool (not always)

Short-term looseness right after surgery can happen for other reasons (medications, diet change, stress, antibiotics). BAD is more likely when symptoms are persistent or follow a “fat-trigger → urgency” pattern.

Table: Is this likely bile acid diarrhoea?

Pattern More like normal adjustment More like bile acid diarrhoea
Timing First few days only Persists weeks/months
Triggers Random, inconsistent Worse after fatty meals
Stool Soft/loose sometimes Watery + urgency
Impact Annoying but manageable Affects daily life / confidence

How is BAD diagnosed in the UK?

In the UK, a common test is a SeHCAT scan, which assesses bile acid absorption. It involves swallowing a small capsule and attending appointments a week apart for measurements.

Helpful UK patient explanations:

Sometimes, clinicians may use a “treatment trial” approach (trying a bile acid binder) if testing is delayed or unavailable — your doctor will guide this based on your situation.

What treatments are commonly used?

The most common medical treatments are bile acid sequestrants (also called bile acid binders). They work by binding bile acids in the gut so they don’t irritate the colon.

Examples often discussed include:

  • cholestyramine (sometimes spelled colestyramine)
  • colesevelam

Useful references (patient-friendly and UK-based):

Practical “while you wait” steps that often help

These are not cures. They’re practical levers that reduce triggers and give you data to bring to your GP.

  • Eat smaller meals (large meals = larger bile demand)
  • Reduce fat temporarily, then reintroduce slowly
  • Keep a 7-day trigger log (meal → symptoms → timing)
  • Hydration + electrolytes if you’re having frequent watery stools
  • Consider soluble fibre cautiously (introduce slowly)

If you haven’t already, start with the low-fat diet guide here →

Where Lily & Loaf fits

Important: supplements do not treat bile acid diarrhoea. If you suspect BAD, the right move is medical assessment (and when appropriate, medical treatment). Where supplements can help is supporting hydration, digestion and nutrient intake while you’re stabilising your routine.

These are the most practical “support categories” people explore post-cholecystectomy:

  • Electrolytes: helpful if you’re losing fluids (look for simple formulas, not mega-stimulant mixes)
  • Digestive enzymes: some people trial enzymes during food reintroduction, especially with mixed meals
  • Probiotics: sometimes used while diet patterns shift (results vary person to person)
  • Soluble fibre support: some people use fibre strategically to help stool consistency (go slow)

Lily & Loaf links (affiliate):

Safety note: if you’re on prescription medication or have ongoing diarrhoea, check with your clinician before adding supplements (some binders and fibres can affect absorption/timing of meds).

GLP-1 note: why this comes up in the same cluster

GLP-1 medications can change digestion and appetite, and rapid weight loss can increase gallstone risk in some people. That’s why this cluster links together: symptoms → causes → emergency thresholds → recovery.

Read: Did Mounjaro cause my gallstones? (science explainer) →

Read: Right-side chest/back pain on GLP-1: when to worry →

Video diary: my surgery story (authority proof)

If you want the full timeline and how “it started as nothing” becomes a real emergency, this is my diary video.

When to seek urgent help

  • Severe abdominal pain that doesn’t settle
  • Fever or chills
  • Yellowing of eyes/skin (jaundice)
  • Persistent vomiting
  • Blood in stool, black stools, or signs of dehydration

If you suspect a medical emergency, seek urgent medical care.

FAQs

1) Is diarrhoea normal after gallbladder removal?

Some people have short-term looseness after surgery. Persistent watery diarrhoea and urgency can suggest bile acid diarrhoea and should be assessed.

2) What is bile acid diarrhoea (BAD)?

It’s diarrhoea caused by excess bile acids reaching the colon, where they pull water into the bowel and irritate the lining.

3) How common is post-cholecystectomy diarrhoea?

Studies report a wide range, and not all cases are bile acid related. If symptoms persist, it’s worth investigating.

4) What is the SeHCAT test?

A UK diagnostic scan that measures how well your body retains/absorbs bile acids over a week.

5) What medications treat BAD?

Bile acid sequestrants (bile acid binders) such as cholestyramine or colesevelam are commonly used under medical supervision.

6) Can diet help bile acid diarrhoea?

Lower-fat meals and smaller portions often reduce symptoms, especially in early recovery.

7) Why do fatty foods trigger urgency?

Fat stimulates bile release. Without bile storage, larger fat loads can push more bile acids into the bowel at once.

8) What fibre is best to try?

Soluble fibre is often discussed. Introduce slowly and track your response.

9) Can probiotics help?

Some people find them helpful during diet transitions, but they don’t treat bile acid diarrhoea itself.

10) Are digestive enzymes a treatment for BAD?

No. Some people use enzymes as digestion support during food reintroduction, but they’re not a medical treatment for BAD.

11) How long should I wait before speaking to my GP?

If diarrhoea is persistent, frequent, or affecting daily life beyond the initial recovery period, speak to your GP sooner rather than later.

12) Can dehydration happen from frequent watery stools?

Yes. Monitor hydration and seek help if you feel dizzy, weak, or you’re not keeping fluids in.

13) Does gallbladder removal affect nutrient absorption?

Most people absorb nutrients normally, but persistent diarrhoea can impact hydration and routines. If symptoms persist, get assessed.

14) Does GLP-1 affect diarrhoea after surgery?

GLP-1 can change digestion and appetite. If you are restarting GLP-1 post-op, your clinician should guide timing and dose.

15) When should I go to A&E?

If you have severe pain, fever, jaundice, persistent vomiting, or signs of dehydration or serious illness, seek urgent medical care.

Disclaimer: This article shares lived experience and educational context. It does not replace professional medical advice. If you suspect a medical emergency, seek urgent care immediately.

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