Analysis of information sources in references of the Wikipedia article "Artificial nails" in English language version.
Good practice – evidence-based [...]Have clean, short,unvarnished fingernails.[...]Poor practice – evidence-based[...]Wear false nails during patient care activity.
While working in areas where exposed food is handled, personnel should maintain a high degree of personal cleanliness and should wear a clean uniform and head gear/cap and wash hands regularly. [...] Nails should be trimmed, kept clean and without nail polish.