Stanley cups contain lead – should we be worried about exposure?

After Stanley fans posted home lead test results on social media, the company confirmed the viral insulated tumblers do contain lead. Here’s what experts are saying.

Stanley, the makers of the tumblers that have become a viral sensation, have come under scrutiny this week. Social media users, specifically on TikTok and Instagram, have been sharing videos showing at-home lead test findings, and the results are worrying faithful Stanley sippers.

Dozens of consumers are posting videos claiming that their tumblers tested positive for lead. It's often unclear from the videos which...