Fox odor usually has a rather unpleasant smell, more like onion kind of unpleasant and pungent smell. Fox odor is mostly due to more sweat glands, secreting more sweat, and will continue to emit some unpleasant odor. It also leaves yellow marks on clothes, which are not easy to wash off. Therefore, patients with bad breath need to take baths and change clothes diligently so as to reduce the smell, and can use some solutions to sterilize the local area. Fox odor is hereditary, generally more men than women, more white than yellow. For people who have fox odor, there is more warmth and heat in the human body, so you can eat some food that removes heat, such as lean pork, fungus, spinach and greens. Don’t eat some spicy and irritating foods, such as cigarettes, alcohol and coffee.