Finally, we assessed the association between coffee consumption in pregnancy and offspring birthweight, gestational age and risk of pre-term birth in ALSPAC using multivariable regression (for an overview, see Figure 1 and Supplementary Table S1, available as Supplementary data at...
Rather, pregnant women and women contemplating pregnancy should be advised not to consume coffee, tea, sodas, or energy drinks that contain caffeine.
Can drinking coffee increase the risk of miscarriage? Advice on caffeinated coffee consumption is particularly confusing in pregnancy. One 2022 review of studies found a link between coffee consumption before and during pregnancy and misscarriage .
Recommendations for caffeine consumption during pregnancy. It is recommended that pregnant women restrict their caffeine intake to 200 mg per day to reduce the risk of adverse affects to the pregnancy and the foetus.

Whether its from coffee, tea, or soda, roughly 80% of U.S. adults consume caffeine every day. So what are the health-related pros and cons of caffeine consumption? How much is healthy to drink? And is it true that coffee drinkers live longer?
The impact of caffeine consumption during pregnancy on maternal health and fetal development is a subject of considerable interest and research.Smoking, alcohol and coffee consumption and pregnancy loss: a Mendelian randomization investigation. Fertil Steril.
The consumption of coffee during pregnancy presents real and measurable risks for your baby. Caffeine crosses the placental barrier, accumulates in the fetal body which cannot metabolize it, and can reduce birth weight even at low doses.

Go to Pubmed.com and search long term effects of coffee during pregnancy: Paediatr Perinat Epidemiol. 2015 Jan;29(1):3-10. doi: 10.1111/ppe.12163. Epub 2014 Nov 24. Maternal cigarette, alcohol, and coffee consumption in relation to risk of clubfoot.
Objective To study the association between coffee consumption during pregnancy and the risk of stillbirth and infant death in the first year of life. Design Prospective follow up study.