Written by Alina Petre, MS, RD (NL) top top April 28, 2020 — medically reviewed by Miho Hatanaka, RDN, L.D.

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Tea is one of the most popular beverages an international — and one that countless women proceed to enjoy throughout pregnancy.

Some drink that to simply decompress or aid meet the increased fluid needs the pregnancy. However, a ratio of women appear to usage tea together a natural remedy for pregnancy-related symptom or as a tonic come prepare for childbirth in the critical weeks of pregnant (1).

Many may believe that tea is most likely safe to drink while pregnant since it’s natural. In reality, ladies may benefit from reducing their intake of specific teas, while totally avoiding others throughout their pregnancy.

This post discusses the safety of tea during pregnancy, consisting of which teas pregnant ladies may continue to drink, and which they may want to avoid.

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Limit her intake that caffeinated teas
Black, green, white, matcha, chai, and also oolong teas room all sourced native the leaves of the Camellia sinensis plant. Castle contain caffeine — a organic stimulant that must be minimal during pregnancy.

They each carry out approximately the following amount that caffeine per cup (240 mL) (2, 3, 4, 5, 6):

matcha: 60–80 mgoolong tea: 38–58 mgblack tea: 47–53 mgchai: 47–53 mgwhite tea: 25–50 mggreen tea: 29–49 mg

Caffeine can conveniently cross the placenta, and your baby’s immature liver has difficulty breaking that down. Together such, infants are much more likely to experience side effects from amounts of caffeine that would otherwise be considered safe because that adults.

Research suggests that babies exposed come too much caffeine throughout pregnancy may have actually a higher risk of being born preterm or with a short birth load or birth defects. High caffeine intake during pregnancy may likewise increase the threat of legacy or stillbirth (7, 8, 9).

These risks appear minimal when pregnant women limit their caffeine intake come a preferably of 300 mg per day (8).

However, part women’s genes may do them more sensitive come the ill effects of caffeine. Because that instance, research argues that this tiny proportion of females may have a 2.4 times higher risk of miscarriage when consuming 100–300 mg of caffeine every day (8).

Caffeinated teas contain less caffeine 보다 coffee and are generally taken into consideration safe to drink throughout pregnancy. However, their intake may need come be limited to stop consuming too lot caffeine every day (10, 11).


Black, green, matcha, oolong, white, and also chai teas save caffeine, a stimulant that must be minimal during pregnancy. Although they’re normally safe, ladies may advantage from limiting their everyday intake of this caffeinated teas throughout pregnancy.

Certain herbal teas may have actually risky next effects

Herbal teas room made native dried fruits, flowers, spices, or herbs and also therefore contain no caffeine. However, they may contain other compounds considered unsafe throughout pregnancy, i beg your pardon may result in risky next effects.

Miscarriage or preterm labor

Teas that may increase your risk of miscarriage or preterm labor incorporate (11, 12, 13, 14, 15):

fennelfenugreeksagevervainboragepennyroyallicoricethymemotherwortlovageblue cohoshblack cohoshfrankincense (in huge amounts)chamomile (in huge amounts)

Menstrual bleeding

Teas that might stimulate or boost menstrual bleeding encompass (12, 16, 17):


Birth defects

Teas that may rise the threat of bear defects incorporate (12):


Other next effects

Moreover, in rarely cases, eucalyptus tea may reason nausea, vomiting, or diarrhea. Those more, a case report suggests that routinely drinking chamomile tea during pregnancy may result in negative blood flow through a baby’s heart (1, 12).

Certain natural teas may likewise contain compound that connect with medications. Therefore, pregnant ladies should inform their medical care providers of any type of herbal teas they are right now consuming or to plan on consuming at any time during pregnancy (1).

Keep in mental that, as result of the limited amount of research study on the security of natural teas, a absence of proof of negative side impacts shouldn’t be viewed as proof the the tea is safe to drink during pregnancy.

Until much more is known, it may be best for pregnant women to remain cautious and also avoid drinking any teas that have actually not however been presented to be likely safe throughout pregnancy (18).


Certain organic teas might be connected to a higher risk of uncomfortable stomach, term bleeding, miscarriage, birth defects, or preterm birth. Pregnant females may advantage from staying clear of all teas not yet deemed as most likely safe because that pregnancy.

Teas space not strictly experiment or regulated. This method that women might be inadvertently drinking teas contaminated v unwanted compounds, such as hefty metals (19, 20).

For instance, one examine tested usual off-the-shelf black, green, white, and oolong teas. It discovered that 20% of all samples to be contaminated through aluminum. Moreover, 73% of every samples included lead levels taken into consideration unsafe during pregnancy (21).

In an additional study, women through the highest possible intake the green and also herbal teas throughout the first trimester the pregnancy had 6–14% higher blood lead levels than those who drank the least. That said, every blood command levels remained within the normal selection (20).

Due to the absence of regulation, there’s additionally a threat of herbal teas containing ingredients not listed on the label. This boosts the risk that pregnant women finish up inadvertently consuming a tea tainted v an undesirable herb, such as the ones provided above.

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It’s currently impossible to eliminate this risk. However, you might somewhat minimization it by just purchasing teas from reputable brands.

What’s more, the likely finest to avoid purchasing teas in bulk, together they have a higher risk of ending up being mixed with tea leaves that may be contraindicated throughout pregnancy from nearby bulk bins.


The manufacturing of teas is no regulated. As a result, teas may become tainted v unwanted compounds, such as hefty metals or herbs that have actually been connected to bad pregnancy outcomes.

Most caffeinated teas are taken into consideration safe to drink throughout pregnancy, as long as they execute not reason a woman’s full daily caffeine intake to exceed 300 mg (8, 11).

Women that are an especially sensitive to caffeine may benefit from aiming because that a preferably of 100 mg of caffeine per day (8).

When it pertains to herbal teas, there’s no a many research about their effects during pregnancy. As such, many health specialists advise pregnant ladies to prevent consuming any kind of herb in quantities greater 보다 you would discover in foods items (1, 12, 18).

That said, according to a couple of studies, organic teas comprise the adhering to ingredients might be safe to consume throughout pregnancy:

Although generally taken into consideration safe, raspberry leaf may promote uterine contractions while peppermint might stimulate menstrual flow. Therefore, there’s some controversy about whether this teas room safe during the first trimester of pregnancy (12, 23).

Therefore, it may be ideal to prevent drinking these two teas in the first 12 main of pregnancy.


Herbal teas taken into consideration to be perhaps safe or likely safe during pregnancy include raspberry leaf, peppermint, ginger, and lemon enjoyment teas. However, it might be finest to protect against raspberry leaf and peppermint teas in the first trimester the pregnancy.

Despite their widespread popularity, not all teas are reputed safe for pregnancy.

Caffeinated teas choose black, green, white, matcha, and also chai teas room generally considered safe. However, your intake might need to be limited to protect against ingesting excessive amounts of caffeine.

Most organic teas must be avoided. Raspberry leaf, peppermint, ginger, and also lemon enjoyment tea are the just ones currently deemed as potentially safe. However, ladies may benefit from avoiding the an initial two during their an initial trimester the pregnancy.