Brunette Girl Having A Makeup In The Dressing Room

Parabens can cause skin irritation and contact dermatitis in individuals with paraben allergies, a small percentage of the general population. Animal experiments have shown that parabens have a weak estrogenic activity, acting as xenoestrogens.
Prolonged use of makeup has also been linked to thinning eyelashes.
Synthetic fragrances are widely used in consumer products. Studies concluded from patch testing show synthetic fragrances are made of many ingredients which cause allergic reactions.
Cosmetics companies have been criticised for making pseudoscientific claims about their products which are misleading or unsupported by scientific evidence.