- Hydrogen-dominant: This is the most common type, producing side effects like bloating, diarrhea, abdominal pain, and dehydration.
- Methane-dominant: The second most common SIBO diagnosis, leading to symptoms such as constipation and weight gain.
- Sulfide-dominant: Referring to an over-abundance of naturally occurring hydrogen sulfide, this type causes diarrhea, constipation, gas, bad breath, light and sound sensitivity, and a tingling sensation in your hands and feet.
- Food allergies or sensitivities
- Recent food poisoning
- Hormone imbalances
- Yeast/candida overgrowth
- Thyroid problems
- An imbalance of serotonin or dopamine
- Frequent use of antibiotics
- Autoimmune disease
- Low stomach acid
- Not enough fiber
- A diet high in carbohydrates
- Zinc deficiency
- High-stress lifestyle
- Insomnia