Silver Nanoparticles in EU: a tough subject

“Silver is known to be used since the 4th millennium BC. Nanosilver dispersions were used as medical products already in the 19th century without showing adverse effects on patients. Additionally, silver has been authorized by EU EFSA as E174 for coloring food. The antimicrobial effect of silver is well understood. Silver ions exhibit a broad antimicrobial profile against bacteria, fungi and virus as well. Even bacteria strains that are resistant against antibiotics, e.g. MRSA, can be fought with silver. This makes silver and nanosilver…