Digestive Health
December 10, 2025

Gut Health: The Foundation of Overall Wellness

Learn why the gut is considered the body's second brain and how restoring gut health can resolve symptoms throughout your entire body.

Gut Health: The Foundation of Overall Wellness

Gut Health: The Foundation of Overall Wellness

The gut is often called the "second brain" for good reason. With over 100 million neurons lining the gastrointestinal tract and housing 70% of the immune system, gut health influences virtually every aspect of our wellbeing.

The Gut-Body Connection

Your gut does far more than digest food. It:

  • Produces neurotransmitters (90% of serotonin is made in the gut)
  • Regulates immune function
  • Manufactures vitamins (K, B12, biotin, folate)
  • Maintains the gut barrier to prevent toxins from entering the bloodstream
  • Communicates with the brain via the gut-brain axis
  • Influences hormone production and metabolism

Signs of Poor Gut Health

Digestive symptoms are obvious indicators, but gut dysfunction can manifest throughout the body:

Digestive Symptoms:

  • Bloating, gas, constipation, or diarrhea
  • Heartburn or acid reflux
  • Food sensitivities
  • Abdominal pain

Systemic Symptoms:

  • Chronic fatigue
  • Brain fog and poor concentration
  • Mood disorders (anxiety, depression)
  • Skin issues (acne, eczema, rosacea)
  • Joint pain and inflammation
  • Frequent infections
  • Autoimmune conditions
  • Hormonal imbalances

Common Gut Health Disruptors

1. Poor Diet

Processed foods, excess sugar, and lack of fiber damage the gut lining and disrupt the microbiome balance.

2. Chronic Stress

Stress alters gut motility, increases intestinal permeability, and changes the composition of gut bacteria.

3. Medications

Antibiotics, NSAIDs, proton pump inhibitors, and birth control pills can significantly impact gut health.

4. Infections

Bacterial overgrowth (SIBO), parasites, yeast overgrowth (Candida), and H. pylori can cause chronic gut dysfunction.

5. Environmental Toxins

Pesticides, heavy metals, and other environmental toxins damage the gut lining and microbiome.

The 5R Protocol for Gut Healing

Functional medicine uses a systematic approach to restore gut health:

1. Remove

Eliminate inflammatory foods, infections, and toxins that damage the gut.

2. Replace

Add digestive enzymes, stomach acid, and bile acids if needed to support proper digestion.

3. Reinoculate

Introduce beneficial bacteria through probiotics and fermented foods.

4. Repair

Use nutrients like L-glutamine, zinc, omega-3 fatty acids, and collagen to heal the gut lining.

5. Rebalance

Address lifestyle factors including stress, sleep, and exercise that impact gut health.

Foods That Support Gut Health

Prebiotics (feed good bacteria):

  • Garlic, onions, leeks
  • Asparagus, artichokes
  • Bananas, apples
  • Oats, flaxseeds

Probiotics (provide good bacteria):

  • Yogurt, kefir
  • Sauerkraut, kimchi
  • Kombucha
  • Miso, tempeh

Gut-Healing Foods:

  • Bone broth (rich in collagen and glutamine)
  • Wild-caught fish (omega-3 fatty acids)
  • Fermented vegetables
  • Ginger and turmeric (anti-inflammatory)

When to Seek Help

If you're experiencing persistent digestive issues or unexplained symptoms throughout your body, comprehensive gut testing can identify:

  • Bacterial imbalances and overgrowth
  • Yeast and parasitic infections
  • Inflammatory markers
  • Digestive enzyme deficiency
  • Intestinal permeability (leaky gut)
  • Food sensitivities

Restoring gut health is foundational to achieving optimal wellness. By addressing gut dysfunction, many patients experience resolution of symptoms they never realized were connected to their digestive system.

Ready to Transform Your Health?

Book a consultation with Dr. Stavy to discover how functional medicine can help you achieve optimal wellness.