Common Food Additive Linked to Lower Risk of Cognitive Impairment
It’s found in mayonnaise, chocolate, and lean meats The post Common Food Additive Linked to Lower Risk of Cognitive Impairment appeared first on Nautilus .
A new study suggests diets rich in lecithin may lower the risk of mild cognitive impairment in older adults. Lecithin, a fatty substance found in foods like mayonnaise, chocolate, and lean meats, contains high levels of phosphatidylcholine, a precursor to the neurotransmitter acetylcholine. Acetylcholine plays a crucial role in muscle contraction, memory, and other functions of the central nervous system.
The Chinese researchers studied nearly 2,000 adults over 60, assessing their dietary intake and cognitive abilities. They found that those who consumed more lecithin-rich foods had a significantly reduced risk of mild cognitive impairment. Blood samples from participants with mild cognitive impairment and those without revealed lower levels of phosphatidylcholine in the red blood cell membranes of the impaired group.
While promising, the study has limitations, including its cross-sectional design and reliance on self-reported data. Nonetheless, the findings support the idea that choline- and lecithin-rich foods may help protect against mild cognitive decline in the elderly.
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