New Research Finally Proves That Coffee Is Safe During Pregnancy

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Genetic analysis discovered no higher threat of miscarriage, stillbirth, or early birth for ladies who consume coffee.

According to hereditary tests carried out by academics at the University of Queensland, drinking an everyday latte or long black does not raise the threat of pregnancy

An everyday latte or long black does not raise the threat of pregnancy, according to a research study from the University of Queensland.

Genetic analysis of coffee drinking habits byDrs Gunn-Helen Moen, Daniel Hwang, and Caroline Brito Nunes from the University of Queensland’s Institute for Molecular Bioscience exposed that restricted coffee usage throughout pregnancy did not increase the threat of miscarriage, stillbirth, or early birth.

Their findings have actually been released in the International Journal of Epidemiology.

“Current World Health Organisation guidelines say pregnant women should drink less than 300mg of caffeine or two to three cups per day,”Dr Moen stated.

“But that’s based on observational studies where it’s difficult to separate coffee drinking from other risk factors like smoking, alcohol, or poor diet. We wanted to find out if coffee alone really does increase the risk of adverse pregnancy outcomes, and the research shows this isn’t the case.”

Dr Hwang stated coffee-drinking habits is partially due to genes, with a particular set of hereditary variations impacting just how much coffee we consume.

“We showed that these genetic variants not only affect coffee consumption in the general population but also in pregnant women,” he stated.


IMB scientists have actually utilized genes to reveal that an everyday coffee triggers no increased threat to pregnancy. Credit: University of Queensland

The scientists utilized a technique called Mendelian Randomisation which utilized 8 hereditary variations that forecasted pregnant ladies’s coffee-drinking habits, and analyzed whether these variations were likewise related to birth results.

“Because we can’t ask women to drink prescribed amounts of coffee during their pregnancy, we used genetic analyses to mimic a randomized control trial,”Dr Hwang stated.

The hereditary analysis discovered there was no higher threat of miscarriage, stillbirth, or early birth for ladies who consumed coffee.

“When it comes to diet during pregnancy women are often advised to cut things out, but this study shows they can still enjoy coffee without worrying about increasing the risk of these pregnancy outcomes,”Dr Hwang stated.

The scientists highlight the research study just took a look at particular unfavorable pregnancy results, and it is possible caffeine usage might impact other essential elements of fetal advancement.

“For that reason, we don’t recommend a high intake during pregnancy, but a low or moderate consumption of coffee,”Dr Moen stated.

This research study utilized hereditary information from the Coffee and Caffeine Genetics Consortium, the UK BioBank, the Avon Longitudinal Study of Parents and Children, and 23 andMe.

The research study was moneyed by the Australian NHMRC and the Norwegian Research Council.

Reference: “Mendelian randomization study of maternal coffee consumption and its influence on birthweight, stillbirth, miscarriage, gestational age and pre-term birth” by Caroline Brito Nunes, Peiyuan Huang, Geng Wang, Mischa Lundberg, Shannon D’Urso, Robyn E Wootton, Maria Carolina Borges, Deborah A Lawlor, Nicole M Warrington, David M Evans, Liang-Dar Hwang and Gunn-Helen Moen, 9 June 2022, International Journal of Epidemiology.
DOI: 10.1093/ ije/dyac121



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