The Invisible Shield: How the Microbiota Controls Our Immunity (and Why We Need to Treat Colds from the Gut).

Біговий захід GoMove в Ужгороді за підтримки Ediens

We are used to thinking that immunity is something abstract that circulates in our blood, and to "boost" it, it is enough to drink vitamin C or tea with lemon. However, modern science categorically states: the microbiome is our immunity.

Did you know that at least 75% of all immune structures and cells in our body are concentrated in the intestines?

It is there, in the darkness of our gastrointestinal tract, that trillions of bacteria "communicate" with the immune system every second, educating it, protecting us from viruses, and preventing the development of allergies and autoimmune diseases.

Let's figure out exactly how this invisible connection works and why strong immunity is simply impossible without a healthy microbiota.

1. First line of defense: human armor

Our mucous membranes (in the intestines, mouth, respiratory tract) are a huge area of contact with the outside world. To prevent hostile viruses or pathogenic bacteria from entering the bloodstream, beneficial microorganisms (commensals) form a dense biofilm on the mucous membranes.

This biofilm acts as a physical and chemical barrier:

Competitive displacement (bacterial antagonism): Beneficial bacteria simply do not leave pathogens with free space and food to reproduce.
Chemical weapons : Our friendly microbes synthesize specific antibacterial and antifungal substances — bacteriocins, as well as short-chain fatty acids (e.g., butyrates) — that create an unfavorable environment for "foreigners"

2. Immune Cell Boot Camp

The immune system is born quite "blind." Bacteria act as its trainers. They interact with macrophages and dendritic cells of the intestine, stimulating the production of interferons, interleukins, and secretory immunoglobulin A (IgA), the main antibody that protects the mucous membranes.

Moreover, the microbiota teaches the immune system tolerance. That is, it teaches it to distinguish between real threats and safe things (for example, food molecules or its own pollen). If this process is disrupted, the immune system starts attacking everything in a row, leading to food intolerances, allergies, atopic dermatitis and autoimmune diseases.

3. Dysbiosis and leaky gut syndrome

What happens when beneficial bacteria die due to stress, unhealthy diet (a lot of sugar, ultra-processed food), or taking antibiotics?

The balance is disrupted. The protective biofilm disappears, and opportunistic bacteria begin to destroy the mucous layer. This leads to a condition called increased intestinal permeability. Toxins, undigested food particles, and pathogens enter the bloodstream directly. The immune system responds to this with global alarm — systemic chronic inflammation occurs.

A person may complain for years about frequent colds, chronic fatigue, skin rashes (acne, seborrhea), hair loss, or even depression, without suspecting that the root cause lies in a damaged intestinal barrier.

4. Why don't probiotics "blindly" solve the problem?

It would seem that the solution is simple — go to the pharmacy and buy a drug with 36 strains of bacteria. However, Professor Nadiya Boyko categorically warns against such a step:

"It's like going to a closed club where everyone is sitting in their chairs (your own bacteria), and then you bring in 36 new people and tell them, 'Now go for a walk.' People are not very comfortable: neither those who were sitting nor those who came."

Each of us has our own, completely unique ratio of bacteria. If we introduce aggressive multi-strain probiotics indiscriminately, we can suppress our own, most valuable microflora. Modern medicine demands precision.

How to actually restore your immunity through the microbiome?

The modern scientific approach (used, in particular, by the Ediens laboratory) suggests acting strategically:

Accurate diagnosis :

Instead of guessing, you need to do an in-depth study of your microbiota to understand your personal diagnostic correlation and identify inflammation.

Personalized pharmabiotics :

The treatment uses not conventional supplements, but individually selected, clinically proven drugs that specifically suppress inflammatory pathogens without harming your own beneficial bacteria.

Food for microbes :

The best way to maintain immunity long-term is to feed your bacteria, not yourself.

Individual nutrition plan :

rich in the right fiber and polyphenols, will force beneficial flora to multiply and produce protective substances for your body.

Conclusion:

Your immune system doesn't live in a medicine cabinet with vitamins. It lives in your gut. Take care of your microbiome, feed it right, and it will become your most reliable invisible shield against any disease.