Internet rumor: "Large strawberries are made with a swelling agent"? Expert: It is permissible to use swelling agents as long as it complies with relevant standards.

Jiang Zhaotong, the director of Liaoning Strawberry Science and Technology Research Institute, told reporters that the so-called "expanding agent" is actually a plant growth regulator, which belongs to the registered and permitted pesticide varieties and can be used reasonably under relevant standards. Generally, strawberry growers do not use expanding agents.