on January 29, 2026
Gut health plays a key role in the functioning of the entire body. A significant part of the immune system's cells are found in the intestines, and the balance of the microbiome affects digestion, immunity, and overall well-being. In recent years, medical research has increasingly pointed to postbiotics as a modern and stable form of support for the body.
What are postbiotics?
According to the definition of the International Scientific Association for Probiotics and Prebiotics (ISAPP), postbiotics are inanimate microbial components and active metabolites produced during bacterial fermentation that can support the proper functioning of the body.
In practice, these include:
- short-chain fatty acids,
- enzymes,
- peptides,
- bacterial cell wall fragments,
- other bioactive fermentation compounds.
Postbiotics do not contain live microorganisms, making them stable and ready to act from the moment of consumption.
What do medical studies say about postbiotics?
Postbiotics and the gut barrier
Analyses of clinical studies indicate that bacterial metabolites can support the integrity of the gut barrier. A properly functioning gut barrier is an important element in the balance of the microbiome and the protection of the body against external factors.
The effect of postbiotics on immunity
Scientific publications show that postbiotics participate in natural communication processes between the intestines and the immune system. This makes them a subject of research interest regarding immune support and the body's adaptation to environmental stressors.
Stability and safety of use
One of the most frequently emphasized advantages of postbiotics in scientific literature is their high stability. The absence of live bacteria means a lower risk of ingredient deactivation and predictable action, which is important for daily supplementation.
Postbiotics and modern gut supplementation
Modern science is increasingly moving away from the "the more bacteria, the better" approach, focusing on function and biological activity. Postbiotics provide the body with ready-made metabolites, which are a natural result of bacterial fermentation processes.
For this reason, postbiotics are an interesting choice for people:
- who care about gut balance,
- leading an intense, stressful lifestyle,
- looking for stable and predictable solutions,
- consciously approaching supplementation.
Postbiotics in the PrettyCare offer
The PrettyCare brand has developed a modern product based on this concept – Immun PostbiotiQ. It is a postbiotic containing active metabolites produced during the fermentation process from as many as 19 carefully selected bacterial strains.
The Immun PostbiotiQ formula was designed with:
- ingredient stability,
- convenient liquid form,
- daily use,
- support for natural gut balance and immunity.
The product does not contain live microorganisms – it provides ready-made bioactive metabolites, which are the result of a controlled fermentation process.
Why are postbiotics considered the future of supplementation?
An increasing number of scientific publications and clinical studies indicate that postbiotics perfectly fit into the trend of a new generation of supplementation, based on stability, safety, and a real mechanism of action.
Postbiotics do not replace a healthy diet and lifestyle but can be a valuable addition to daily care for the body – especially in the context of gut health.
Summary: Postbiotics in conscious supplementation
Postbiotics are active metabolites whose potential is confirmed by medical and clinical studies. Products such as Immun PostbiotiQ PrettyCare meet the needs of people looking for modern, stable, and conscious solutions in the field of gut health.
