It seems that both those brands have some products with synthetic ingredients which may be appropriate in rare cases. (globalhealingcenter.com)
Additionally, disposable diapers are made of synthetic ingredients like plastic and synthetic rubber and natural ingredients like oil and tree pulp. (pootersdiapers.com)
Avoid oils that contain synthetic ingredients, which could be harmful to the baby and worsen pregnancy symptoms like headaches or insomnia. (natural-fertility-info.com)