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The metabolism of caffeine is reduced in pregnancy, especially in the third trimester, and the half-life of caffeine during pregnancy can be increased up to 15 hours (as compared to 2.5 to 4.5 hours in non-pregnant adults). [79] Evidence regarding the effects of caffeine on pregnancy and for breastfeeding are inconclusive. [26]
If pregnant, it is recommended not to consume more than 200 mg of caffeine a day (though this is relative to the pregnant person's weight). [26] If a pregnant person consumes high levels of caffeine, it can result in low birth weight due to loss of blood flow to the placenta, [27] and could lead to health problems later in the child's life. [28]
According to Yawitz, women who are pregnant and breastfeeding “may need to limit caffeine to 200 milligrams daily, simply because babies don’t have the enzymes necessary to metabolize it.”
High doses of caffeine intake during pregnancy may increase the risk of miscarriage [48] and some major negative pregnancy outcomes, such as stillbirth or low birth weight. [ 49 ] [ 50 ] A 2020 review called into question the safe levels proposed by the European Food Safety Authority, the American Congress of Obstetricians and Gynecologists ...
Are pregnant, since caffeine can be passed to your baby through the placenta. Are breastfeeding, since a small amount of caffeine that you consume is passed along to your baby. Have sleep ...
Pregnant women are often confused about caffeine consumption. A new meta-analysis published in the journal BMJ Evidence-Based Medicine finds a correlation between caffeine consumption and adverse ...
According to Yawitz, women who are pregnant and breastfeeding “may need to limit caffeine to 200 milligrams daily, simply because babies don’t have the enzymes necessary to metabolize it.”
A large 2024 study, [21] involving close to two hundred thousand participants using the UK Biobank, indicated that a habitual caffeine intake, at moderate levels of 200 mg - 300 mg of caffeine per day "was associated with a lower risk of new-onset CM [Cardiometabolic multimorbidity] and could play important roles in almost all transition phases ...