For those of you using nail polish, you may want to check the ingredients.
Our skin does a pretty fair job of maintaining separation between outside and inside worlds: except when it doesn’t.
There are multiple technologies in place which exploit the skin’s ability to absorb specific chemicals (including pharmaceuticals, which are another type of chemical) at specific rates for therapeutic applications.
The problem is that dermal tissue permeability is not limited to beneficial agents.
A recent study from Duke University and the Environmental Working Group addresses the mechanism of how an endocrine system disrupting compound called Triphenyl phosphate (TPHP) enters the body through the application of nail polish. TPHP is used in industry as a hardener for plastics, which is perfect for keeping nail polish bright and strong. The problem is that the compound is also classified as an endocrine disruptor. This class of pollutants exerts an effect on an organism which is outside of the traditional dose versus exposure model in toxicology. Susan Steingraber is an articulate, informed, and qualified spokesperson on this subject: