Carboxyl silver nanoparticles are widely used in biomedical applications due to their antimicrobial properties. They are incorporated into wound dressings, medical textiles, and coatings to prevent infections and promote healing. In drug delivery systems, these nanoparticles serve as carriers for targeted release of therapeutic agents, enhancing treatment efficacy while minimizing side effects. Additionally, they are employed in biosensors for detecting biomolecules with high sensitivity and specificity. Their use in water purification systems helps eliminate harmful pathogens, ensuring safe drinking water. In the field of electronics, carboxyl silver nanoparticles are utilized in conductive inks and coatings, improving the performance of electronic devices.