Do low-calorie sweeteners help with weight management? And are they safe for long-term use? This is one of the most controversial topics in nutrition science. In early May 2023, the World Health Organization issued a statement warning against the use of non-sugar sweeteners for weight loss, except for people who have pre-existing diabetes. WHO based its new recommendation on a 2022 systematic review and meta-analysis of scientific studies on the consumption of sweeteners other than sugar in humans. This type of study examines a large body of research to draw…
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The study questions the low-carbon promise of cultured meats
A new preliminary study by researchers in the United States has concluded that the environmental impact of cultured meat is likely orders of magnitude worse than traditional beef, based on current and near-term production methods. But experts are divided on whether the study, which has yet to be peer-reviewed, makes sound assumptions. Cultured meat, produced from animal cells grown in a laboratory rather than raising, herding and slaughtering livestock, has been proposed as a significantly greener alternative to conventional meat. For example, an analysis by scientists at the University of…
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