Hyaluronic Acid and Melatonin Combination

The combination of hyaluronic acid and melatonin appears to be a therapeutic approach rather than a single marketed drug product. Research indicates this combination has potential applications in joint health, bone regeneration, and rheumatoid arthritis treatment. Hyaluronic acid (HA) plays a critical role in the lubricating and buffering properties of synovial fluid in joints, while melatonin is an endocrine hormone that can regulate bone and cartilage homeostasis[1]. Studies show that melatonin can enhance HA synthesis through the Sirt1 signaling pathway, protecting synovial membrane cells and interrupting cell senescence[1][7]. Recent research has explored encapsulating melatonin in hyalurosomes (HA-based vesicles) and loading them in collagen thermosensitive poloxamer 407 hydrogels for intra-articular administration in rheumatoid arthritis models[2][5]. This approach showed superior effects in improving joint healing, cartilage repair, and reducing inflammation compared to other formulations[2][5]. Additionally, the combination of melatonin and hyaluronic acid has shown promising results in maxillary sinus augmentation procedures, enhancing bone density without complications[3]. ## Formulation and Delivery Systems The combination has been formulated in several ways: 1. Melatonin-loaded hyaluronic acid and poly(vinyl alcohol) gels prepared using freeze-thaw techniques and emulsion methods[4] 2. Melatonin encapsulated in hyalurosomes (particle size ~71.5 nm) loaded in collagen thermosensitive poloxamer 407 hydrogels for intra-articular administration[2][5] 3. Direct application in maxillary sinus augmentation procedures[3] ## Therapeutic Applications The hyaluronic acid and melatonin combination has shown potential in: - Rheumatoid arthritis management via intra-articular administration[2][5] - Bone regeneration in dental procedures (maxillary sinus augmentation)[3] - Joint health maintenance and osteoarthritis prevention[1][7] ## Mechanism of Action The therapeutic effects appear to work through several mechanisms: - Melatonin activates the Sirt1 signaling pathway, which enhances hyaluronic acid synthesis and maintains HAS2 (hyaluronic acid synthase 2) expression[1][7] - The combination reduces inflammatory markers (TNF-α, IL1) and oxidative stress markers (MDA)[2][5] - It promotes activation of protective pathways (NRF2, HO-1)[2][5] - The synergistic effect of hyaluronic acid in hyalurosomes and collagen in hydrogels promotes joint healing[2][5] This combination represents an innovative approach to treating joint disorders and promoting bone regeneration with potentially fewer side effects than conventional treatments.

Other names

Melatonin-Hyaluronic Acid Combination