The ancient adage “beauty comes from within” holds more truth than one might realize. The state of our internal health, particularly our digestive health, significantly impacts our skin’s appearance and condition. Poor gut health can set off a domino effect leading to a plethora of skin issues and inflammation. Let’s delve into the fascinating science behind this intricate connection.


Woman doing yoga on the beach

What goes in must come out…regularly.

Our body operates like a well-oiled machine with various systems working harmoniously to maintain optimal health. The excretory system, which includes the skin, kidneys, and intestines, plays a pivotal role in eliminating toxins from the body.

The skin’s role in detoxification is critical for overall health and well-being. By eliminating waste products and toxins, the skin helps prevent these harmful substances from building up in the body. This function is particularly crucial when the liver or kidneys, the body’s primary detox organs, are overloaded or not functioning optimally. Regular sweating, either through exercise or sauna use, can help support the skin’s detoxification process.

Before toxins can be eliminated through the skin, they must first be processed by the liver and kidneys. These organs break down toxins into less harmful substances that can be safely excreted. Once broken down, these waste products are released into the bloodstream and eventually make their way to the sweat (sudoriferous) and oil (sebaceous) glands, where they can be eliminated through the skin.


Woman scratching her skin

External symptoms of internal inflammation

When your gut is unhappy, your skin often shows it. Symptoms of inflammation and immune response set off by poor gut function can manifest topically in several ways. Here are just a few:

Cystic Acne: This severe form of acne occurs when bacteria, oil, and dead skin cells become trapped deep within your hair follicles. While hormones and genetics play a role in its development, emerging research indicates that gut health may also contribute. An unhealthy gut can lead to an overgrowth of harmful bacteria and yeast, stimulating inflammation and potentially worsening cystic acne.

Rosacea: Rosacea is a chronic skin condition that causes redness and visible blood vessels, primarily in your face. It can also produce small, red, pus-filled bumps. Recent research suggests a connection between rosacea and gut health. For instance, many individuals with rosacea have been found to have an overgrowth of the gut bacterium Helicobacter pylori, which could stimulate an inflammatory response.

Eczema: Also known as dermatitis, eczema is a condition that makes your skin red, rashy, and itchy. It’s common in children but can occur at any age. Eczema may be linked to an overactive immune system responding to an irritant–intrinsically or extrinsically. As the gut plays a significant role in immune function, an imbalanced gut microbiome could potentially exacerbate this skin condition.

Hives: Hives (also known as urticaria) are a rash of red bumps that develop on the skin in response to an allergic reaction. Various substances or situations, such as exposure to certain foods or stress, can trigger them. Since the gut plays a crucial role in regulating immune responses, including allergies, an unhealthy gut might make individuals more susceptible to conditions like hives.

These conditions are usually not isolated issues but signs that your bodily systems aren’t functioning optimally.


Woman with healthy gut microbiome

Significance of a healthy microbiome

Our gut is home to trillions of microorganisms, collectively known as the microbiome. This complex ecosystem is essential to proper digestion, nutrient absorption, and immune function.

However, factors such as a diet high in processed foods, exposure to environmental toxins, heavy antibiotic use, and undiagnosed food sensitivities can disrupt this delicate balance. An imbalanced gut microbiome can damage the intestines, allowing toxins to leak into the bloodstream, a condition known as ‘leaky gut.’ This can trigger systemic inflammation, reflecting on your skin’s health.


Healthy food ingredients

Practical advice for digestive health and radiant skin

  1. Eat a nutritious diet: A diet rich in fiber, lean proteins, healthy fats, and fermented foods can promote a healthy gut microbiome. Include fresh, colorful fruits and vegetables, whole grains, probiotic-rich yogurt, and kefir in your diet. Eat organic and local if possible.
  2. Hydrate: Drink plenty of water, and eat hydrating foods like watermelon, cucumber, and homemade soups and broths to help flush out toxins from your body and keep your skin hydrated.
  3. Limit Processed Foods: Highly processed foods (these are the foods you find when you eat out, get take-out, eat foods that come in boxes in the center aisles of the grocery store, find in vending machines, etc.) often contain additives that can disrupt the gut microbiome. Opt for fresh, whole foods whenever possible.
  4. Manage Stress: Chronic stress can wreak havoc on your gut health. Practice stress management techniques such as yoga, meditation, and deep breathing exercises.
  5. Regular Exercise: Regular physical activity can enhance your digestive health and boost your overall wellbeing, leading to healthier skin.

woman with beautiful skin

Good digestive health is a non-negotiable for beautiful skin

In the quest for radiant skin, you must look beyond the surface. By prioritizing your digestive health and maintaining a balanced gut microbiome, you can pave the way to improved skin health and enhanced overall wellbeing. Remember, beautiful skin begins with a happy gut!


Woman learning about digestion on laptop by a window

Do you want to learn how to help your clients improve their digestive health, so they can get faster skin results?

We dedicate several Pillars of curriculum to topics such as gut health and digestion, the microbiome, and proper nutrition in our professionally accredited Certified Nutritional Aesthetics Practitioner® (CNAP) Training Program. When you become a Certified Nutritional Aesthetics Practitioner®, you will be able to explain these topics to your clients in a way that’s easy for them to understand and implement into their busy lifestyles. Once that happens, they will become your biggest fan, because they won’t believe how quickly their skin improves!

Click HERE to learn more about our CNAP Training Program, and start earning your certification today.