Hidden Hunger

How will future climate change impact dietary intake of selenium? ICP-MS and predictive modeling have
the answer

March 2017

“Humans only need selenium in a narrow range of concentrations – too high an intake can lead to toxicity and too low an intake can lead to deficiency,” says Lenny Winkel (Research Scientist and Head of Environmental Inorganic Geochemistry, Eawag, Switzerland).

Nutrient deficiencies are an important health problem worldwide, explains study collaborator Prof Steve McGrath, Head of Department of Sustainable Soils and Grassland Systems at Rothamsted Research: “There are many people suffering from ‘hidden hunger’ across the world; people who have enough food to eat but it does not have adequate nutritional value.”