Your gut is more than digestion. It’s the command center for your immune system, hormones, inflammation, mood, metabolism, and detoxification.
In functional medicine, we consider gut health one of the first places to look when symptoms don’t add up — because the microbiome impacts nearly every system in the body.
Up to 70–80% of the immune system lives along the GI (gastrointestinal) tract.
So if your gut is inflamed, leaky, or dysbiotic (imbalanced)… your entire system feels it.
Why the Microbiome Matters
Your microbiome helps regulate:
digestion & nutrient absorption
hormone metabolism (especially estrogen)
immune system activation
inflammation control
neurotransmitter production (90% of serotonin is made in the gut)
gut–brain signaling and mood
blood sugar and cravings
When the microbiome becomes imbalanced — too many harmful bacteria, not enough beneficial ones — symptoms can include bloating, acne, fatigue, anxiety, constipation/diarrhea, food intolerances, skin rashes, brain fog, weight changes, and more.
Microbiome Testing: Helpful, But Not the Whole Story
Stool tests and microbiome panels are powerful data tools. They show patterns:
diversity
beneficial vs pathogenic species
inflammation markers
enzyme activity
short-chain fatty acid production
yeast, parasites
dysbiosis scores
But here’s the nuance:
The microbiome is dynamic. It can shift week to week based on diet, stress, sleep, alcohol, and travel.
So testing is extremely helpful — but it shouldn’t be treated as an absolute diagnosis. It’s a snapshot, not a full autobiography.
We use the data for direction, not dogma.
Food Sensitivity Testing: Reducing Triggers & Inflammation
Food sensitivity (IgA + IgG) testing (not allergies; not IgE) can be a game-changing tool for identifying:
delayed inflammatory reactions
hidden triggers for acne, bloating, migraines, joint pain, fatigue, rashes
immune hyperreactivity
leaky gut patterns
When someone is reacting to 10–20 foods without realizing it, their immune system never gets a break.
Removing triggers reduces systemic inflammation, allowing the gut lining to heal and the immune system to stabilize.
This is why sensitivity testing is so valuable — it helps remove the obstacles preventing healing.
Where to Start for Better Gut Health
daily fiber + colorful plants
fermented foods (if tolerated)
digestive enzymes if needed
stress reduction (your gut feels your stress hormones)
consistent sleep
resistance training for metabolic-gut balance
removing inflammatory triggers
testing (microbiome + food sensitivities) for personalization
A healthier gut = a calmer immune system, more stable hormones, better mood, and more energy.
Your gut is a mirror for the rest of your health — and it's one of the most powerful places to start healing.
This information is intended for education and empowerment and should not replace individualized medical guidance from your healthcare provider. For any recommendations or questions, please reach out ❤️ Liz <3