Nikhil Prasad Fact checked by:Thailand Medical News Team Jul 20, 2026 18 hours, 47 minutes ago
Medical News: Scientists Highlight Safer Natural Compounds That May Transform Future Therapies
Researchers from the Institute of Molecular Medicine, School of Medicine, Liaodong University in Dandong, China, together with experts from the College of Pharmacy, Shenyang Pharmaceutical University in Shenyang, China, have published a comprehensive review showing how natural polysaccharides could become powerful new tools in the fight against chronic inflammatory diseases.
Natural polysaccharides may offer safer and smarter ways to control chronic inflammation while improving future
drug delivery
Inflammation is the body's natural defense against infections and injuries. However, when inflammation continues for long periods, it can trigger serious diseases including rheumatoid arthritis, inflammatory bowel disease, Alzheimer's disease, and Parkinson's disease. Current treatments often help control symptoms but can cause significant side effects or gradually lose their effectiveness over time.
Natural Sugars Offer More Than Just Energy
Polysaccharides are large natural sugar molecules found in plants, animals, fungi, algae, and microbes. Unlike ordinary sugars used for energy, these complex molecules can influence the immune system, reduce inflammation, and even serve as advanced drug delivery materials.
Among the best-known examples are hyaluronic acid, chondroitin sulfate, chitosan, pectin, alginate, fucoidan, Astragalus polysaccharides, konjac glucomannan, and fungal beta-glucans. Each has unique biological properties depending on its molecular structure, size, branching pattern, and chemical composition. These differences determine how each polysaccharide interacts with immune cells and inflammatory pathways.
How These Natural Molecules Calm Inflammation
The researchers explain that polysaccharides work through several complementary mechanisms instead of targeting only one part of the immune system.
They help reprogram immune cells by encouraging inflammatory macrophages to switch into healing cells that support tissue repair. They also rebalance important immune cells that normally become overactive in chronic inflammatory diseases.
Another major benefit is their ability to reshape the body's cytokine network. Cytokines are chemical messengers that control inflammation. Polysaccharides reduce excessive production of inflammatory cytokines such as TNF-alpha, IL-1 beta and IL-6 while increasing protective molecules including IL-10 and TGF-beta.
In addition, many polysaccharides influence critical signaling pathways such as NF-kB, MAPK, JAK/STAT and Nrf2/HO-1, which regulate inflammation, oxidative stress, and immune activity. They also improve gut health by strengthening the intestinal barrier, promoting beneficial bacteria, and increasing the production of short-chain fatty acids that help maintain immune balance.
This
Medical News report highlights how these combined actions make polysacchari
des far more versatile than many existing anti-inflammatory medications.
Beyond Medicine: Smart Drug Delivery Systems
One of the most exciting findings is that polysaccharides can also function as highly sophisticated drug carriers.
Scientists have engineered nanoparticles, hydrogels, microneedles, and other delivery systems using materials such as hyaluronic acid, chitosan, alginate, and dextran. These systems can transport medicines directly to inflamed tissues, protect drugs until they reach their target, and release them only when needed.
Such precision delivery may improve treatment effectiveness while reducing unwanted side effects.
Promise for Multiple Chronic Diseases
The review describes encouraging experimental results across several major diseases.
For rheumatoid arthritis, polysaccharides reduced joint inflammation, protected cartilage, and improved joint function.
In inflammatory bowel disease, they strengthened the intestinal lining, restored healthy gut bacteria, reduced inflammatory signals, and helped repair damaged tissue.
In neurological disorders including Alzheimer's and Parkinson's diseases, certain polysaccharides showed the ability to reduce harmful protein buildup, suppress brain inflammation, lower oxidative stress, and even influence the gut-brain connection that is increasingly recognized as important in neurodegenerative disease.
More Research Still Needed
Although the findings are highly promising, the researchers caution that most evidence currently comes from laboratory and animal studies. Different polysaccharides vary greatly in their chemical structures, making direct comparisons difficult. More standardized research and well-designed human clinical trials will be necessary before these natural compounds can become routine treatments.
Conclusion
The growing body of evidence suggests that natural polysaccharides could represent a new generation of safer anti-inflammatory therapies that work by restoring immune balance rather than simply blocking inflammation. Their unique ability to act both as therapeutic molecules and advanced drug delivery platforms makes them particularly attractive for treating chronic diseases. While significant clinical research still lies ahead, these naturally occurring compounds have the potential to reshape future approaches to inflammatory medicine.
The study findings were published in the peer reviewed journal: Biomolecules.
https://www.mdpi.com/2218-273X/16/7/1051
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https://www.thailandmedical.news/articles/herbs-and-phytochemicals
Medical Disclaimer: All content published by Thailand Medical News is based on scientific research and is intended for informational and educational purposes only. It is not medical advice, diagnosis, or treatment. Readers must not attempt to use, apply, or experiment with any protocols, compounds, or therapies mentioned without first consulting a qualified and licensed medical doctor. Many findings discussed are experimental or preliminary, and only a licensed healthcare professional can determine what is safe and appropriate for an individual’s specific medical condition.
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