If you're concerned about the safety of nylon coatings, you can rest assured that they are generally considered safe. Nylon is a synthetic polymer that has been used in a variety of products for many years, and there is no evidence to suggest that it is harmful to humans. However, as with any material, there is always the potential for allergic reactions in some people. If you have any concerns, it is always best to consult with a healthcare professional before using any products containing nylon.