Keratin treatments may seem like a great idea during pregnancy, as they make your hair much more manageable and cut blowdry time in half. But are these treatments really safe to get while pregnant or breastfeeding?

The answer is actually much more complex than a simple yes or no. The Keratinworks Smoothing System is non-toxic and formaldehyde-free, and adheres to Health Canada restrictions so in theory, it is safe to use on someone who is pregnant or breastfeeding. However, we do not recommend doing any keratin smoothing treatment during pregnancy or while nursing.

Here’s why: