What are the common fruits in supermarkets, which contain formaldehyde? Don't eat more, it's not good for children's growth?

Among the common fruits in supermarkets, apples, pears, persimmons, bananas and oranges often contain formaldehyde. Formaldehyde is a common harmful substance, which will affect human health and cause cancer and immune system damage. For children, eating more fruits with high formaldehyde content will affect their growth and development, and even cause adverse reactions such as allergies. Therefore, parents should pay attention to choose healthy and safe food for their children, don't let their children often eat fruits containing formaldehyde, and ensure the freshness and quality of food, and don't lose big because of small.