Exist, such as artificial eggs.

Artificial eggs are eggs artificially synthesized from other raw materials. The main component of the eggshell is calcium carbonate, plus a small amount of gypsum. The main ingredients of egg white are resin, starch, coagulant, pigment and other chemical substances, and the yolk is made of pigment and resin. Although eating artificial eggs has little effect on the human body, eating too much can hurt your stomach.

Artificial eggs have been discovered in Shenzhen, Guangzhou, Beijing, Tianjin, Hangzhou, Zhuhai, Qingdao, Handan and other cities in China.

The so-called "artificial eggs" may just be special-shaped eggs

In recent years, news about "artificial eggs" have emerged one after another. In various news, "fake eggs" have various shapes. : Some say it is rubbery and the yolk can be used as a ping pong ball; some say it cannot be formed no matter how hard you cook it; others find that when you open it, the yolk and egg white are mixed together. These eggs are all labeled as "fake eggs", and experts say that some of the "fake eggs" are just abnormal-shaped eggs.

Reference for the above content: Baidu Encyclopedia - Artificial Eggs

People's Daily Online - The so-called "artificial eggs" may just be special-shaped eggs