Concerns over cabbage contaminated with the cancer-causing chemical formaldehyde have prompted Taiwanese nutrition experts to release guidance on proper preparation techniques. The advice aims to help families eliminate harmful residues from vegetables before consumption. Experts emphasize the importance of thoroughly washing produce to mitigate risks associated with chemical contamination. Specific methods involve multiple rinsing stages and, potentially, soaking to ensure complete removal of toxins. This guidance follows reports of formaldehyde being used to unnaturally enhance the appearance of cabbage. By following these steps, consumers can better protect their health and ensure food safety for their households. The experts hope these instructions will alleviate public anxiety surrounding vegetable contamination.