Is methylisothiazolinone harmful to pregnant women?

There are limited studies on the safety of methylisothiazolinone (MIT) in pregnant women. Several studies have shown that MIT can cross the placenta into the fetal bloodstream. However, it is unclear whether MIT will cause any harm to the fetus.

If you are pregnant, it is best to avoid products containing MIT. You should also avoid products that contain a mixture of MIT and methylchloroisothiazolinone (CMIT), as this combination is more likely to cause an allergic reaction.

If you must use products containing MIT, be sure to thoroughly handwashing. You should also avoid using products containing MIT on broken skin.

If you experience any skin irritation after using products containing MIT, you Use of this product should be discontinued and a physician should be consulted.