Some symptoms of lactose allergy are; Sneezing, stuffy nose, itching, watery eyes, or asthma Skin rash, itching, redness, or hives Nausea, vomiting, stomach cramps, diarrhea, or blood in the stool Dizziness, headache, or fainting Anaphylaxis, which is a very serious and life-threatening allergic reaction, can cause swelling in the throat, difficulty breathing, low blood pressure, shock, or even death.

Always carefully check the labels of food and drinks, as well as pay attention to ingredients that contain lactose, such as milk, cream, cheese, yogurt, butter, condensed milk, powdered milk, or whey. Be cautious also of food or drinks that may contain hidden lactose, such as bread, cake, biscuits, chocolate, candy, cereal, sauce, soup, processed meat, or salad. With these steps, lactose allergy sufferers can effectively manage their condition and prevent harmful allergic reactions. Source: Merdeka.com.