Trick-or-treaters may not be so easily tricked into loving sugar-free treats, thanks to taste buds hard-wired to seek calorie-containing sweets, a new study suggests.
Oct. 27, 2021 -- sense of taste
has helped us detect salty, sweet, sour, savory, and bitter so that we can choose foods high in energy and low in poisons. But these new findings suggest that our taste buds have another hidden talent: identifying foods that don’t give us any energy at all. Scientists suspected this ability after research in mice showed that their taste buds could distinguish betweenTo test this possibility in humans, scientists asked people to drink a series of clear beverages and identify whether they were plain water or sweetened.
In a twist, researchers then mixed in flavorless chemicals that block taste buds from picking up sweetness. With these drinks, people could no longer distinguish sucralose-sweetened beverages from plain water. But they could still tell when they had a beverage sweetened with glucose.
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