Does Tea Affect Breast Milk Supply?

Posted on April 27, 2026

Introduction
The Relationship Between Tea and Milk Supply
Teas That Can Support Your Milk Supply
The Role of Caffeine in Breastfeeding
Teas That Might Decrease Your Milk Supply
Understanding Supply and Demand
Hydration and Your Milk Supply
Practical Tips for the Tea-Drinking Mom
When to Seek Professional Support
Safety and Quality in Herbal Support
Moving Beyond Tea: Other Lactation Supports
A Note on Your Well-Being
Conclusion
FAQ

Introduction

Many parents find comfort in a warm cup of tea during the quiet moments of early parenthood. Whether it is a morning ritual to wake up or a nightly routine to wind down, tea is a staple in many households. However, once you begin breastfeeding or pumping, you might start to wonder if that steaming mug is helping or hurting your milk production. It is a common question, and the answer is more nuanced than a simple yes or no.

At Milky Mama, we know that every drop counts and that you want to do everything possible to support your nursing journey. Understanding how different ingredients interact with your body is a key part of feeling empowered as a parent. In this article, we will explore the relationship between various types of tea and your milk supply.

We will break down which herbs might offer a boost and which ones you may want to skip. We will also look at the role of caffeine and how hydration plays into your overall milk production. Ultimately, the type of tea you choose and how much you drink can significantly influence your breastfeeding experience.

The Relationship Between Tea and Milk Supply

To understand how tea affects your supply, we first have to look at what goes into your body. Tea is primarily water, which means it contributes to your daily hydration. Staying hydrated is essential for your health, but drinking excessive amounts of water will not necessarily create more milk. Your body is very efficient at maintaining its fluid balance.

However, many teas contain herbs known as galactagogues. A galactagogue is a substance that may help increase milk production in humans. These herbs have been used for centuries across different cultures to support breastfeeding families. When you drink a tea specifically formulated for lactation, you are often consuming a blend of these supportive plants.

On the other hand, some teas contain ingredients that can have the opposite effect. Certain herbs are traditionally used to help decrease milk supply during the weaning process. Additionally, the caffeine found in many traditional teas can impact both you and your baby. While tea can be a helpful tool, it is important to be mindful of the specific blend in your cup.

Teas That Can Support Your Milk Supply

If you are looking to boost your production, certain herbal teas may be very beneficial. These blends are often called "Mother’s Milk" or "Lactation Teas." They typically focus on herbs that support the endocrine system or provide essential nutrients that your body needs to create milk.

Blessed Thistle

Blessed thistle is a common ingredient in lactation support blends. It is often confused with milk thistle, but they are different plants. Many believe that blessed thistle works by increasing the flow of blood to the mammary glands. This increased circulation may help support the production and flow of milk. It is also thought to support digestion, which can be helpful during the postpartum period.

Nettle Leaf

Nettle is a nutrient powerhouse. It is rich in iron, calcium, and vitamin K, all of which are important for a recovering parent. Because it is so high in vitamins and minerals, it helps nourish the body on a cellular level. A well-nourished body is often better equipped to maintain a steady milk supply. For many, nettle acts as a gentle tonic that supports overall wellness.

Alfalfa

Alfalfa is another herb frequently found in supportive tea blends. It contains phytoestrogens, which are plant-based compounds that can mimic estrogen in the body. Since hormones play a massive role in milk production, alfalfa may help balance the levels needed for a healthy supply. It is also high in chlorophyll, which is excellent for energy levels.

Moringa

While often found in supplement form, moringa is becoming a popular tea ingredient. It is a leaf from a tree native to parts of Africa and Asia. Studies suggest that moringa can significantly support milk production by providing a high concentration of essential nutrients. At Milky Mama, we use high-quality ingredients in our supplements, like Lady Leche™, to provide similar support for those who prefer capsules over tea.

What to do next:

Check the ingredient list on your tea box for supportive herbs.

Start with one cup a day to see how your body and baby react.

Ensure you are also eating a balanced diet rich in protein and healthy fats.

Keep a simple log of your milk output if you are pumping.

The Role of Caffeine in Breastfeeding

Many traditional teas, such as black, green, oolong, and white tea, come from the Camellia sinensis plant. These teas naturally contain caffeine. While you do not have to give up your morning Earl Grey entirely, it is helpful to monitor your intake.

How Much Caffeine is Safe?

Most health experts suggest limiting caffeine to less than 300 milligrams per day while breastfeeding. This is roughly the amount found in two to three cups of brewed coffee or about five to six cups of black tea. Every person metabolizes caffeine differently, and the same is true for babies.

Impact on Your Baby

A small amount of the caffeine you consume does pass into your breast milk. Newborns and premature babies are especially sensitive to caffeine because their bodies cannot break it down as quickly as adults. If you notice your baby is unusually fussy, jittery, or having trouble sleeping, it may be worth looking at your caffeine consumption.

Impact on the Let-Down Reflex

The let-down reflex is the process where your body releases milk from the milk ducts. This is triggered by the hormone oxytocin. High levels of caffeine can sometimes increase stress or anxiety in some parents. Since stress can inhibit oxytocin, very high caffeine intake might indirectly interfere with your milk flow.

Teas That Might Decrease Your Milk Supply

Just as some herbs can help, others may hinder. If you are struggling with a low supply, you should be cautious with teas containing certain ingredients. Some of these are so effective at reducing milk that they are used specifically when a parent is ready to stop breastfeeding.

Peppermint and Spearmint

Peppermint is a common remedy for digestive issues, but it can be a double-edged sword for breastfeeding moms. While a single peppermint candy is unlikely to cause a problem, drinking large quantities of strong peppermint tea may decrease milk supply for some people. If you notice a dip after consuming mint, you may want to switch to a different herbal option.

Sage

Sage is perhaps the most well-known herb for drying up milk. It contains compounds that can decrease the production of prolactin, the hormone responsible for making milk. For this reason, sage tea is often recommended for parents who are overproducing or those who are beginning the weaning process. Avoid this herb if your goal is to maintain or increase your supply.

Parsley

In very large amounts, parsley can also act as a "supply killer." You would likely need to eat a lot of it or drink it in a concentrated tea form to see an effect. However, it is something to be mindful of if you enjoy herbal infusions that use culinary herbs.

Understanding Supply and Demand

While tea can be a helpful supplement, it is rarely the only factor in your milk supply. Milk production works on a system of supply and demand. This means that the more frequently and effectively milk is removed from your breasts, the more milk your body will make.

Frequent Removal

Whether you are nursing or pumping, aim for at least 8 to 12 sessions in a 24-hour period during the early weeks. Each time the breast is emptied, it sends a signal to your brain to produce more. If you rely solely on tea without frequent milk removal, you may not see the results you want.

The Let-Down Reflex

When your baby latches or you start your pump, your body releases milk. This is the let-down reflex. If you are feeling stressed or cold, this reflex can take longer to happen. A warm, non-caffeinated tea can actually help you relax, which may make your sessions more productive.

Skin-to-Skin Contact

Holding your baby skin-to-skin is one of the most powerful ways to boost the hormones needed for breastfeeding. It triggers the release of oxytocin, which helps with the let-down reflex and bonding. Try enjoying your supportive tea while cuddling your baby to get the best of both worlds.

"Breastfeeding is a journey that relies on both your body's signals and the physical removal of milk. While herbs can support you, the most important factor is consistency and frequent feeding."

Hydration and Your Milk Supply

There is a common myth that you must drink gallons of water to make milk. While you do need to stay hydrated, over-hydrating does not lead to a massive increase in supply. In fact, drinking too much water can sometimes cause your body to flush out electrolytes, which is not helpful.

The best rule of thumb is to drink to thirst. Your body is very good at telling you when it needs more fluids. Many parents find they feel very thirsty the moment their baby latches. This is a normal biological response. Keeping a bottle of water or a cup of supportive tea nearby during nursing sessions is a great habit.

If you find plain water boring, our lactation drinks like Pumpin Punch™ or Milky Melon™ can be a delicious way to stay hydrated. These drinks are designed to provide hydration along with ingredients that support lactation, making them a functional alternative to traditional tea.

Practical Tips for the Tea-Drinking Mom

If you love tea and want to ensure it fits into your breastfeeding routine safely, consider these practical steps:

Choose Organic: Since herbs can be concentrated, choosing organic teas helps ensure you are not consuming unwanted pesticides.
Watch the Clock: If you choose to drink caffeinated tea, try to do so immediately after a nursing session. This gives your body the most time to process the caffeine before the next feed.
Monitor Your Baby: Keep an eye on your baby’s diaper output and weight gain. If these are on track, your tea habits are likely working well for your duo.
Be Patient: Herbal supports often take a few days to show an effect. Do not expect an overnight change; give your body time to respond to the galactagogues.

When to Seek Professional Support

Sometimes, despite drinking the right teas and nursing frequently, you may still feel concerned about your supply. It is important to remember that you do not have to navigate this alone.

If your baby is not gaining weight, has fewer than six wet diapers a day, or seems constantly unsatisfied after long feedings, it is time to talk to a professional. An International Board Certified Lactation Consultant (IBCLC) can help you check your baby's latch and ensure milk is being transferred effectively. They can also help you create a personalized plan that might include specific herbs or supplements.

At Milky Mama, we offer virtual lactation consultations to provide you with expert support from the comfort of your home. Sometimes, a small adjustment to your positioning or schedule can make a world of difference.

Safety and Quality in Herbal Support

When discussing herbal supplements or teas, quality matters. Not all products are created equal. It is vital to choose brands that prioritize safety and clinical expertise.

This product is not intended to diagnose, treat, cure, or prevent any disease. Consult with your healthcare provider for medical advice.

Always speak with your doctor or an IBCLC before starting a new herbal regimen, especially if you have underlying health conditions like thyroid issues or diabetes. Some herbs can interact with medications or affect blood sugar levels.

Moving Beyond Tea: Other Lactation Supports

If you find that tea isn't your favorite way to get herbal support, there are many other options. Many parents prefer the convenience of treats or capsules. Our Emergency Brownies® are a fan favorite for a reason—they are delicious and packed with supportive ingredients like oats and flaxseed.

Lactation cookies and baking mixes also offer a way to get those supply-supporting ingredients in a satisfying snack. The goal is to find what works best for your lifestyle. Whether it's a cup of warm tea, a refreshing lactation drink, or a supplement, the best choice is the one you can stick with consistently.

A Note on Your Well-Being

Breastfeeding is hard work. It requires an incredible amount of energy and dedication. While focusing on your milk supply is important, focusing on your mental health is equally vital.

If worrying about every cup of tea is causing you stress, take a step back. You are doing an amazing job, and your worth as a parent is not measured in ounces. Whether you provide a full supply, a partial supply, or use formula, you are nourishing your child and doing your best. Every drop counts, and so does your peace of mind.

Conclusion

So, does tea affect breast milk supply? The answer is a resounding yes, but it depends entirely on the ingredients. Herbal teas with blessed thistle, nettle, and alfalfa can provide wonderful support for your production. Meanwhile, being mindful of caffeine and avoiding high amounts of sage or peppermint can help protect the supply you have.

Hydration is key: Use tea to stay hydrated but drink to thirst.
Ingredients matter: Choose galactagogues to support supply and avoid sage or peppermint if you are concerned about a dip.
Caffeine in moderation: Stick to under 300mg a day to keep baby calm.
Balance with behavior: Tea works best when combined with frequent milk removal and skin-to-skin contact.

The ritual of tea can be a beautiful way to support your lactation journey. By choosing the right blends, you can nourish your body and your baby at the same time.

If you're looking for a simple way to support your supply without the guesswork, explore our range of herbal supplements and lactation treats. We are here to support you every step of the way.

FAQ

Can I drink green tea while breastfeeding?

Yes, you can drink green tea while breastfeeding, but you should monitor your total caffeine intake. Green tea generally has less caffeine than black tea or coffee, but it can still add up if you drink multiple cups. If your baby seems extra fussy or has trouble sleeping, consider switching to a decaffeinated version. For more guidance on what tea helps with milk supply, it can help to compare ingredients before you choose a blend.

Will drinking peppermint tea dry up my milk?

For some people, drinking large amounts of peppermint tea may cause a decrease in milk supply. While a single cup is usually fine, it is often recommended to avoid peppermint if you are already struggling with low production. If you want to use mint for digestion, try using very small amounts or looking for alternative herbs like ginger.

How long does it take for lactation tea to work?

Most parents notice a difference within 24 to 72 hours of consistently drinking lactation tea. However, every body is different, and results can vary based on your hydration, nutrition, and how often you are nursing or pumping. Consistency is the most important factor when using herbal supports.

Is it safe to drink tea with sage while nursing?

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