Conventional nail polish is usually laced with toluene and formaldehyde - use natural options.  

Toluene: Found in nail polish is a toxin that has been linked to birth defects.

Formaldehyde: A carcinogen and common indoor air pollutant; and Dibutyl phthalate, or DBP, a plastic softener that has been known to include various health problems including infertility, reproductive cancers, and disruptions in fetal development.

reference link: not provided

The Creative Citizen Network: