Is polymer clay safe to use?
When used according to package directions, polymer clays are safe and fun to use. Polymer clays are extensively tested before being allowed for sale in Unites States as art supplies. You can read the Materials Safety Data Sheets (MSDS) for polymer clays online. Click here for reports on FIMO, Premo and Kato Polyclay .
Polymer clay is, generally speaking, not dangerous at all for ordinary use. There are a few basic safety rules you should keep in mind to avoid any problems: don’t accidentally eat bits of the clay, be careful not to let the plasticizer in the clay get into food, and don’t burn or scorch the clay during firing.