| | |

Understanding Visceral Hypersensitivity in Relation to IBS: Insights and Strategies

The agony of irritable bowel syndrome (IBS) can be overwhelming. The extreme discomfort, the bloating, the gas can be excruciating. Perhaps you’ve consulted with your general practitioner or gastroenterologist, only to feel like there’s more to your symptoms than meets the eye. You’ve undergone numerous tests, from SIBO breath testing to motility tests, yet the results come back inconclusive, leaving you grappling with persistent agony. We are here to validate your experience, and to tell you that there could be a well-known reason: it’s called visceral hypersensitivity.

Decoding Visceral Hypersensitivity

Young woman holding stomach with graphic if digestive tract.
Image credit Emily frost via Shutterstock.

Visceral hypersensitivity refers to heightened sensations in response to physiological stimuli within the gastrointestinal tract. Imagine the discomfort triggered by pressure or volume changes in the bowel, such as consuming larger food portions or experiencing bloating from ingested foods. Essentially, visceral hypersensitivity entails a lowered threshold for pain within the intestinal lumen, where even routine digestive processes can induce distress.

The Science Behind It

Woman with stomach pain in bathroom.
Image credit MBLifestyle via Shutterstock.

Two primary components define visceral hypersensitivity: hyperalgesia and allodynia.

What Is Hyperalgesia?

Woman thinking. Wondering.
Image credit Cast Of Thousands via Shutterstock.

Hyperalgesia involves an exaggerated pain response to stimuli that typically provoke pain. Picture experiencing intense discomfort to an otherwise normal or average situation. For example, feeling intense, piercing pain to a sunburn that would usually cause just a bit of discomfort. The pain transcends normal thresholds.

Allodynia Defined

Young woman clutching stomach in pain.
Image credit B-D-S Piotr Marcinski via Shutterstock.

With allodynia, even mundane stimuli evoke heightened responses, resulting in pain where none would typically exist. Imagine experiencing agony from a light feather touch.

Unraveling the Causes

woman reading book. Understanding. Light bulb moment.
Image credit pathdoc via Shutterstock.

Understanding the origins of visceral hypersensitivity can shed light on effective management strategies. While research is ongoing, several factors are believed to contribute to this phenomenon:

Gut Microbiome

Microbiome graphic. Intestines.
Image credit FOTOGRIN via Shutterstock.

Imbalances in gut microbiota, stemming from infections, stress, dietary patterns, or underlying conditions like celiac disease, can instigate visceral hypersensitivity.

“Leaky Gut Syndrome”

woman holding hands on gut. Stomach.
Image credit SewCreamStudio via Shutterstock.

We present “leaky gut syndrome” in parentheses because this term has become a social media darling for many digestive woes, yet the science is not as simple as typically explained.

Characterized by increased intestinal permeability, this condition allows for bacteria and toxins to enter into the bloodstream, exacerbating visceral hypersensitivity.

Mast Cells

woman holding finger up. Understanding.
Image credit Damir Khabirov via Shutterstock.

Elevated levels of mast cells responsible for allergic reactions, may intensify gut permeability and contribute to hypersensitivity.


Mental health word cloud.
Image credit dizain via Shutterstock.

Predisposition to functional gut disorders or mental health conditions can amplify pain responses.

Early Life Trauma

Sad child.
Image credit JPRFPhotos via Shutterstock.

Adverse childhood experiences can diminish pain tolerance and heighten susceptibility to anxiety and depression.

Psychological Disorders

Woman with ponytail sitting on floor, clutching knees, looking depressed. Depressed woman. Sad woman.
Image credit: SB Arts Media via Shutterstock.

Individuals with IBS face a heightened risk of anxiety and depression, perpetuating stress circuits and exacerbating pain sensitivity.

Strategies for Relief

Happy woman wearing glasses.
Image credit fizkes via Shutterstock.

While there’s no one-size-fits-all solution, adopting proactive measures can alleviate symptoms associated with visceral hypersensitivity. Here are a few:

Enhancing Pain Threshold

Patient and dietitian looking at computer.
Patient and dietitian looking at computer. Image credit Prostock-studio via Shutterstock.
  • Gut-Brain Support: Strengthening the gut-brain connection through modalities like gut-directed hypnotherapy, prioritizing sleep hygiene, and engaging in activities to enhance vagal nerve function can bolster pain tolerance.
  • Balancing the Microbiome: Work with a Registered Dietitian (RD) to create a dietary approach that is right for you.
  • Dietary Modifications: Opting for a diet rich in fiber, prebiotics, and nutrients supportive of gut health can promote microbial diversity and alleviate inflammation.
  • Fermented Foods: Incorporating fermented foods like kefir, tempeh, kimchi, and unpasteurized sauerkraut can enhance gut microbiota diversity and mitigate hypersensitivity.

The Takeaway

Happy woman.
Image credit Jacob Lund via Shutterstock.

By unraveling the mechanisms of visceral hypersensitivity and implementing targeted interventions, we can reclaim control over our symptoms and pave the path towards less pain and improved quality of life. Although IBS poses many diagnostic and management challenges, there are many strategies, which will facilitate your journey towards relief and well-being.

Woman on toilet. Clutching stomach.
Image credit Opat Suvi via Shutterstock.

Article adapted from original written by Leigh Merotto RD MHSc for FODMAP Everyday®.


  • Dede Wilson

    Dédé Wilson is a journalist with over 17 cookbooks to her name and is the co-founder and managing partner of the digital media partnership Shift Works Partners LLC, currently publishing through two online media brands, FODMAP Everyday® and The Queen Zone.

    View all posts
  • Robin Jaffin

    As the co-founder and managing partner of the digital media partnership Shift Works Partners, LLC through two online media brands, FODMAP Everyday® and The Queen Zone she has played a pivotal role in promoting dietary solutions for individuals with specific needs in the health and wellness industry as well as amplify the voices and experiences of women worldwide.

    View all posts

Similar Posts