Hair care during pregnancy

Use products listing 'fragrance' or 'parfum' cautiously during pregnancy. The term can hide phthalates, allergens, and endocrine disruptors under U.S. trade-secret rules.…

Avoid formaldehyde during pregnancy. IARC Group 1 human carcinogen. Inhalation and dermal exposure are linked to increased miscarriage risk in salon-worker studies…

Avoid DMDM hydantoin in pregnancy. It’s a formaldehyde-releasing preservative that slowly emits formaldehyde over the product’s shelf life — exposure source is…

Avoid phthalates during pregnancy. This family of endocrine-disrupting plasticizers is associated with altered male reproductive development (reduced anogenital distance) and neurodevelopmental effects…

Use parabens cautiously in pregnancy. They have weak estrogenic activity, and some cohort studies link prenatal exposure to altered birth weight and…