This lead to mothers being advised to alter their diet in pregnancy to avoid certain allergens, like peanuts or tree nuts. (verywellfamily.com)
Many dogs have allergies which may develop from exposure to certain allergens such as food or things found in the environment. (pethelpful.com)
However, since certain allergens can not be removed from the environment, the next best thing you can do to help your dog is to use a medication to control the allergic reactions. (usbones.com)