Where Does Bloating Come From? Causes, Triggers, and How to Relieve It

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Ever gone to fasten your jeans and can’t? Painful bloating isn’t something you have to tolerate—it’s a message from your body. Your body wants to heal!

At the start of my health journey, the abdominal bloating I was experiencing made me look pregnant. No diet, fast, or elimination plan helped. I spent years figuring out my triggers and healing, but I had no helpful guidance for the longest time. Doctors only offered antibiotics, which didn’t resolve the root cause.

Bloating disrupts daily life, causing discomfort, digestive distress, intestinal gas, and abdominal pain. Multiple factors contribute to bloating, so addressing it requires a personalized approach.

This blog post dives into bloating—its causes, common triggers, and practical steps to resolve it for good.

What Is Bloating?

Bloating creates a sensation of fullness, tightness, or swelling in the stomach. It differs from weight gain or fluid retention and often results from dietary changes, food stagnation, fermentation in the colon, or liver impairment.

Bloating frequently accompanies excess gas, discomfort, and visible distention. If bloating keeps returning despite your best efforts, an underlying trigger may be at play.

Where Does Bloating Come From?

Digestive-Related Causes

Efficient digestion, gut bacteria balance, and GI tract health determine how much gas builds up in the digestive system. Sluggish digestion leads to bloating and discomfort. The bloating you experience is a downstream symptom of an upstream issue.

Often, bloating results from food intolerances—lactose, gluten, and other triggers can cause gas production and inflammation. However, in my experience, bloating is frequently a sign of poor metabolic health. The body may struggle to break down chemical components of food, or an underlying condition may impact digestion, such as:

  • Small intestinal bacterial overgrowth (SIBO) – Excess bacteria in the small intestine cause fermentation and bloating.
  • Irritable bowel syndrome (IBS) – A common diagnosis with symptoms like bloating, irregular digestion, and stomach pain.
  • Constipation and poor gut motility – Slow digestion leads to gas retention.
  • Autoimmune issues and a dysregulated nervous system – A body stuck in survival mode may mistake food particles for toxins, triggering bloating.

Dietary and Eating Habits

Bloating often results from eating too fast, overeating, or swallowing excess air. Rapidly increasing fiber intake—especially for those with IBS and constipation—can also cause bloating. Other dietary triggers include:

  • Carbonated drinks – Introduce excess gas into the digestive tract.
  • Artificial sweeteners – Disrupt gut bacteria balance and increase fermentation.
  • FODMAP-rich foods – Some individuals react poorly to fermentable carbohydrates.

List of FODMAPs (Fermentable Oligosaccharides, Disaccharides, Monosaccharides, and Polyols)

  • Oligosaccharides: Wheat, onions, garlic, asparagus, legumes (lentils, chickpeas, black beans).
  • Disaccharides: Dairy products containing lactose (milk, soft cheeses, yogurt).
  • Monosaccharides: High-fructose foods like apples, pears, honey, high-fructose corn syrup.
  • Polyols: Sugar alcohols (sorbitol, mannitol, xylitol, maltitol) often found in sugar-free gums, artificial sweeteners, and stone fruits (peaches, plums, cherries).

Hormonal Factors

Bloating often fluctuates with the menstrual cycle due to hormonal changes. Hormones regulate fluid balance, and imbalances can lead to water retention. Key contributors include:

  • High estrogen levels – Encourage sodium retention, increasing water weight.
  • Low progesterone levels – Lead to sluggish digestion and bloating.

This explains why many women experience bloating during menstruation, ovulation, pregnancy, or perimenopause. 

How to Reduce and Prevent Bloating

Diet Adjustments

  • Eat smaller, well-balanced meals and chew food thoroughly.
  • Reduce processed foods, artificial additives, and inflammatory ingredients.
  • Identify and eliminate trigger foods while healing the gut lining and microbiome.
  • Start to support your digestion with digestive enzymes and bitters. 

Lifestyle Changes

In my Beyond the Gut program, we explore in-depth solutions to bloating. This program provides lasting transformation—not just symptom management or elimination diets like the low-fodmap diet. Restrictive diets should not be something you have to live with (unless you have a life threatening food allergy, rare condition, or a specific autoimmune disorder)! You’ll gain confidence in understanding your body and responding effectively to digestive discomfort. 

Please don’t think probiotics or a single medication will heal the cause of persistent bloating overnight! If you want to get at the root cause of the cause of your bloating you will likely need a more intensive gut healing program.

Want to learn more? Read here.

Medical and Supplement Support

  • Consult a doctor to rule out structural or medical conditions related to bloating or excessive gas that does not go away.
  • It is important for your medical team to also know about any digestive issue(s), alternative healthcare plan, or supplements you might want to try.

Conclusion

Bloating has multiple root causes, including digestive health, dietary habits, and hormonal fluctuations. Occasional bloating is normal, but persistent bloating signals a deeper issue that requires attention.

Take Action:

  • Track symptoms and identify personal triggers.
  • Make small, strategic changes to support digestion and gut health.
  • Consider functional nutrition counseling for a long-term solution to bloating and metabolic health.

Your body deserves support and healing. Investing in your health is one of the most powerful steps you can take!

Want to Learn More?

Services: Go to the Services Page to learn more about the services I offer.

Free EBOOK: Download your free ebook today on 7 Action Steps to a Healthier Microbiome.

Home Page: Go back to the main home page of the website.

Contact Me: Ready to take the next step and begin your healing journey? Click here to schedule a free 15 minute clarity call today.

Disclaimer: The information and education provided here is not intended or implied to supplement or replace professional medical treatment, advice, and/or diagnosis. Always check with your own physician or medical professional before trying or implementing any information on here. Photo by Priscilla Du Preez 🇨🇦 on Unsplash

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