Postbiotics are gaining increasing attention as a safe and stable alternative to probiotics. They provide similar bioactivity but do not require live bacteria to deliver health benefits, which makes them easier to store, safer to use, and more convenient to produce. Compared to traditional probiotics, this gives postbiotics a distinct advantage in both scientific research and practical applications.
The health-promoting effects of postbiotics occur through both direct and indirect mechanisms. On the one hand, they act directly by exhibiting antibacterial, antioxidant, and immune-regulating properties. On the other hand, they work indirectly by supporting microbial balance and influencing metabolic pathways. This dual mechanism highlights their potential as a powerful tool for improving health in both humans and animals.
In the field of animal nutrition, postbiotics have shown the ability to enhance disease resistance in aquatic species, improve intestinal health and meat quality in broiler chickens, and promote nutrient absorption in ruminant animals. Such results indicate that postbiotics could become a sustainable and effective solution for strengthening animal health and productivity.
In human health, the potential of postbiotics is equally promising. Research suggests that they may help reduce allergies, prevent infections of the respiratory and digestive tracts, support cancer therapies as adjuvant treatments, and even improve conditions such as liver cirrhosis. At the same time, postbiotics are being increasingly applied in the research and development of medical preparations and functional foods. However, their exact mechanisms of action remain to be further explored.
What makes postbiotics particularly attractive compared to probiotics is their high safety profile, long-term stability, ease of storage, and simplified production process. These features open the door for wider use in health, nutrition, and the food industry.
Looking ahead, postbiotics hold broad prospects for the future. They are expected to play a significant role in the development of functional foods with unique flavors and nutritional benefits, as well as in strategies for disease prevention and control. By combining safety, effectiveness, and versatility, postbiotics are set to become a cornerstone of modern approaches to human and animal health, while contributing to a more sustainable nutritional future.
Source FRONTIERS.
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