Fish Can Pass PFAS Safety Limits One Chemical at a Time, but Cocktail Effects Reveal a Bigger Unseen Risk

Fish can pass PFAS safety limits one chemical at a time, but cocktail effects reveal a bigger unseen risk

Per and polyfluoroalkyl substances (PFAS), often called "forever chemicals," are now found almost everywhere scientists look. They have been detected in rivers, oceans, wildlife, food and even human blood.

Fish can pass Pfas safety limits one chemical at a time, but cocktail effects reveal a bigger unseen risk – new study

Kristof Goovaerts/ShutterstockPer and polyfluoroalkyl substances (Pfas), often called “forever chemicals”, are now found almost everywhere scientists look. They have been detected in rivers, oceans, wildlife, food and even human blood. These synthetic chemicals have been used since the 1950s in products ranging from waterproof clothing and non-stick cookware to firefighting foams and food packaging. Their strength comes from their resistance to …

How do PFAS cocktails evade safety limits?

PFAS exposure: why “one chemical at a time” may miss the real risk Per and polyfluoroalkyl substances (PFAS) are widely detected in water and wildlife, raising concerns about long term health effects. A new line of research described in the stories suggests that PFAS can sometimes appear to “pass”…

The Solent food web is riddled with PFAS, new research finds

A new study has reveals the degree to which per- and polyfluoroalkyl substances (PFAS) proliferate throughout the Solent’s marine food web. In their most wide-ranging investigation yet into PFAS in the stretch of water between Portsmouth and the Isle of Wight, a team from the University of Portsmouth and the Marine Conservation Society, found ‘forever chemicals’ in everything from seaweed and crabs, to fish and harbour porpoises, prompting them …

'Forever chemicals' found throughout Solent food web as researchers call for stronger regulation

'Forever chemicals' found throughout Solent food web as researchers call for stronger regulation GaisforE Tue, 19/05/2026 - 10:58 Scientists from the University of Portsmouth and the Marine Conservation Society have published their most wide-ranging study yet of toxic 'forever chemicals' in the waters, wildlife, and seabed in a stretch of UK coastline 19 May 2026 Current laws are not doing enough to protect the environment or public health aga…