21/05/2026
🌿 Did you know the appendix may play a role in supporting gut bacteria and immune health?
For years it was thought to be a “useless” organ, but research is revealing a much more interesting story. The gut microbiome continues to surprise us, and understanding how different parts of the digestive system work together is an important part of supporting overall wellbeing.
A fascinating post from ARCH Colonic Assoc. worth a read 👇
For many years the appendix was considered a “useless” organ”… but research is now revealing it may play a much more supportive role in both the gut microbiome and the immune system.
The appendix is a small finger-like pouch attached to the beginning of the large bowel, yet scientists now believe it may help support the delicate balance of bacteria living within the gut.
✨ A possible “safe house” for beneficial bacteria
The appendix contains protective biofilms where beneficial bacteria may live relatively undisturbed. Following illness, infections, diarrhoea or antibiotic use, the appendix may help support the repopulation of friendly gut bacteria within the bowel.
✨ Supports immune function
The appendix contains lymphoid tissue, which forms part of the body’s immune defences. This tissue helps the body interact with microbes entering the digestive tract and supports communication between the gut microbiome and immune system.
✨ Why can bowel habits sometimes change after appendix removal?
Many people live perfectly healthy lives after having their appendix removed. However, some individuals report temporary or longer-term changes in bowel habits afterwards, including:
• bloating
• constipation
• looser stools
• digestive discomfort
• altered bowel regularity
This may partly relate to temporary disruption within the gut microbiome, post-surgical changes, inflammation, antibiotic use or changes in bowel motility during recovery.
✨ Supporting digestive wellbeing afterwards
Supporting the gut microbiome through hydration, fibre (where appropriate), balanced nutrition, stress management and overall digestive wellbeing may help the body during recovery.
Some people also choose to consult an ARCH registered Colonic Hydrotherapist as part of a broader wellbeing approach to support bowel regularity, hydration and digestive comfort following recovery from surgery.