A recent investigation has raised concerns about the safety of party balloons sold online in the United Kingdom, revealing that some products contain carcinogenic chemicals at levels exceeding legal limits. Consumer group Which? conducted tests on latex balloons marketed on popular e-commerce platforms, uncovering potentially hazardous concentrations of nitrosamines—cancer-causing compounds commonly associated with tobacco products.
Researchers purchased 21 packs of party balloons from seven online marketplaces, including eBay, Amazon, AliExpress, Debenhams, Temu, Shein, and The Range. Testing indicated that eight of these products contained nitrosamine levels above the UK’s permitted threshold. Notably, one balloon from AliExpress had nitrosamine concentrations more than six times the allowable amount. Balloons sold via eBay and The Range also exceeded the limit by more than fourfold.
The majority of these balloons featured designs appealing to children, such as popular superhero characters. Experts expressed concern that children could be exposed to harmful chemicals by putting balloons in their mouths either while inflating them or during play. Sue Davies, head of consumer rights at Which?, described the presence of high levels of carcinogens in widely available party balloons as “outrageous,” warning of the potential serious health consequences.
Following the investigation’s findings, the online sellers implicated in distributing the unsafe balloons—AliExpress, The Range, Debenhams, Wilko, Shein, eBay, and Amazon—stated they have removed the identified products from sale. The incident highlights ongoing challenges in regulating imported consumer goods and ensuring compliance with safety standards designed to protect vulnerable users, particularly children.