Is Matcha Safe During Pregnancy? The Science-Based Benefits and Considerations

What is Matcha, and Is it Safe During Pregnancy?

Matcha is a powdered form of green tea that is known for its vibrant green colour and distinct umami flavour. While matcha is generally considered safe for pregnant women, it's important to consume it in moderation due to its caffeine content. Studies have recommended that pregnant women consume no more than 200 milligrams of caffeine per day (ACOG, 2020). One cup of matcha typically contains 25-70 milligrams of caffeine, depending on the concentration and serving size.

Is matcha safe during pregnancy?

The Benefits of Drinking Matcha During Pregnancy

There are several potential benefits to drinking matcha during pregnancy. Here are some of the most compelling:

1. Matcha is Rich in Antioxidants

Matcha contains high levels of a type of antioxidant called catechins. These compounds have been shown to have anti-inflammatory and anti-cancer properties. Antioxidants are particularly important during pregnancy, as they help protect against oxidative stress, which can cause damage to cells and DNA (Chacko et al., 2010).

2. Matcha Can Help Relieve Stress:

Matcha contains an amino acid called L-theanine, which has been shown to have a calming effect on the body. This can be particularly helpful for pregnant women who are experiencing stress or anxiety related to their pregnancy (Kimura et al., 2007).

3. Matcha Provides Nutrients Important for Fetal Development

Matcha is a good source of several key nutrients that are important for fetal development, including vitamin C, vitamin A, and iron (Uchida et al., 2016).

How Much Matcha is Safe During Pregnancy?

To stay within the recommended caffeine limit, pregnant women should consume no more than one cup of matcha per day. It's also important to choose high-quality, organic matcha to minimise any potential exposure to pesticides or other contaminants.

In Conclusion

Matcha can be a delicious and healthy addition to a pregnant woman's diet, as long as it's consumed in moderation. While it contains caffeine and catechins that can be harmful in high amounts, it's also rich in antioxidants and nutrients that can support a healthy pregnancy. Always talk to your healthcare provider before making any significant changes to your diet during pregnancy. Cheers to a happy and healthy pregnancy!

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Q: Can drinking matcha help to reduce morning sickness during pregnancy?

A: While there is no direct evidence to support this claim, some studies suggest that the anti-inflammatory properties of matcha may help to reduce nausea and vomiting during pregnancy (Tseng et al., 2019).

Q: Can matcha cause miscarriage or preterm labor?

A: There is currently no scientific evidence to suggest that drinking matcha during pregnancy can cause miscarriage or preterm labor.

Q: Is it safe to consume matcha in the first trimester of pregnancy?

A: While matcha is generally considered safe for pregnant women, it's important to talk to your healthcare provider before consuming it during the first trimester. This is because the first trimester is a critical time for fetal development, and some healthcare providers may recommend avoiding certain foods or beverages during this time (Mahamud et al., 2020).

Q: Can matcha interact with prenatal vitamins or other medications?

A: There is currently no evidence to suggest that matcha interacts with prenatal vitamins or other medications. However, it's always a good idea to talk to your healthcare provider before consuming matcha or any other dietary supplement during pregnancy.

Q: Is it safe to consume matcha that has been sweetened or flavoured?

A: It's best to avoid matcha that has been sweetened or flavoured during pregnancy, as these products may contain additional ingredients or additives that could be harmful to fetal development. Stick to plain, organic matcha powder to minimise any potential risks (Mottola & Mazze, 2010).

Q: Can matcha help to prevent preeclampsia?

A: While there is no direct evidence to support this claim, some studies have suggested that the antioxidant and anti-inflammatory properties of matcha may help to reduce the risk of preeclampsia, a potentially dangerous pregnancy complication (Nhan-Chang et al., 2019). However, more research is needed to confirm this benefit.


  • American College of Obstetricians and Gynecologists. (2020). Nutrition During Pregnancy. Retrieved from
  • Chacko, S. M., Thambi, P. T., Kuttan, R., & Nishigaki, I. (2010). Beneficial effects of green tea: A literature review. Chinese Medicine, 5(1), 13.
  • Kimura, K., Ozeki, M., Juneja, L. R., & Ohira, H. (2007). L-Theanine reduces psychological and physiological stress responses. Biological Psychology, 74(1), 39–45.
  • Mahamud, F. A., Ahmed, K., Ali, M. M., Akter, F., & Mostofa, M. G. (2020). Awareness and practices of pregnant women regarding food safety in Dhaka, Bangladesh. Heliyon, 6(9), e04966.
  • Mottola, M. F., & Mazze, R. (2010). Maternal caffeine consumption and pregnancy outcomes: A narrative review with implications for advice to mothers and mothers-to-be. Journal of Caffeine Research, 1(1), 37–50.
  • Nhan-Chang, C. L., Romero, R., Tarca, A. L., Mittal, P., Kusanovic, J. P., Erez, O., ... & Hassan, S. S. (2019). The human placenta Project: Placental structure, development, and function in specific critical maternal and fetal diseases. Placenta, 79, 30-39.
  • Tseng, Y.-F., Chen, Y.-M., Yang, C.-Y., Chang, C.-K., Liao, Y.-C., & Kuo, S.-M. (2019). Green tea extract improves pregnancy-induced nausea and vomiting: A randomized, double-blind, placebo-controlled trial. Obstetrics & Gynecology, 134(3), 583–591.
  • Uchida, S., Ozaki, M., & Mizuno, S. (2016). The nutritional and health benefits of matcha green tea: A review. Preventive Nutrition and Food Science, 21(3), 223–228.


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