This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Skin
Berloque dermatitis is due to contact with - 
Select and explain. 
A. Metals, B. Cosmetics, C. Food, D. Plants
B: Cosmetics
Answer: B: Cosmetics 
Explanation: B i.e. Cosmetics Berlock dermatitis is a phototoxic reaction due to bergamot fragrance oil (5 methoxy psoralen) present in some perfumes & cosmeticsQ. It causes erythema followed by prolonged hyperpigmentation after exposure to sun light.