Here’s a safer solution. https://shop.neilmed.com/products/sinus-rinse-kit-with-50-packets

I use it fairly regularly because of bad allergies. It basically dissolves the snot. Weird feeling at first, but feels wonderful afterwards

The study and evidence was already provided months ago

https://grizzlyreports.com/we-believe-pdd-is-a-dying-fraudulent-company-and-its-shopping-app-temu-is-cleverly-hidden-spyware-that-poses-an-urgent-security-threat-to-u-s-national-interests/

This was also linked in the article if you read it