Jun 25, 2026

Side Effects of Lemongrass Tea: A Guide to Safe Use

Table of Contents

  1. Introduction
  2. What is Lemongrass Tea?
  3. Potential Side Effects of Lemongrass Tea
  4. Pregnancy and Breastfeeding Concerns
  5. Lemongrass and Blood Sugar
  6. Kidney Function and Potassium
  7. Interactions with Medications
  8. The Importance of Sourcing and Bioavailability
  9. How to Enjoy Lemongrass Tea Safely
  10. Building a Balanced Wellness Routine
  11. Conclusion
  12. FAQ

Introduction

Lemongrass tea is a staple in many wellness routines. Its bright, citrusy aroma and refreshing taste make it a popular choice for those looking to swap out caffeine for a herbal alternative. Many people reach for a cup to support digestion or simply to enjoy a moment of calm in a busy afternoon. However, even natural botanical infusions can have an impact on the body that goes beyond simple hydration.

At Cymbiotika, we believe that informed choices are the foundation of a high-quality wellness journey. Understanding how herbal ingredients interact with your unique biology is just as important as knowing the quality of your supplements. If you are just getting started, our Health Quiz can help guide you toward a routine that fits your needs. This article covers the potential side effects of lemongrass tea, who may need to avoid it, and how to incorporate it safely into your daily routine. By exploring the science behind this plant, you can better decide if it belongs in your wellness stack.

Our goal is to help you build a routine that feels balanced and effective. While lemongrass tea offers many potential benefits, it is not always the right fit for everyone. We will look at how this herb affects metabolism, kidney function, and pregnancy to give you a complete picture of its profile.

What is Lemongrass Tea?

Lemongrass, or Cymbopogon, is a tall, perennial grass native to tropical climates. It has been used for centuries in traditional practices across Asia and Africa. The tea is made by steeping the dried or fresh stalks in hot water, which releases essential oils like citral and geraniol. These compounds give the plant its characteristic scent and are responsible for many of its physiological effects.

The tea is often praised for its antioxidant properties. These antioxidants may help the body manage oxidative stress, which occurs when there is an imbalance between free radicals and cellular protection. While many enjoy it for its light flavor, the concentration of active compounds can vary significantly based on how the tea is grown, harvested, and brewed.

Potential Side Effects of Lemongrass Tea

Most people can enjoy a cup of lemongrass tea without any issues. However, when consumed in large amounts or by individuals with specific sensitivities, certain side effects may occur. Recognizing these early on allows you to adjust your intake and maintain your well-being.

Dizziness and Drowsiness

Some individuals report feeling lightheaded or unusually tired after drinking lemongrass tea. This may be due to the herb's effect on blood pressure or its naturally calming properties. If you find yourself feeling faint, it is best to sit down and hydrate with plain water. This side effect is more common when the tea is brewed very strong or consumed on an empty stomach.

Increased Urination

Lemongrass is known as a natural diuretic. A diuretic is a substance that encourages the body to eliminate excess fluid through urination. While this can help with temporary water retention, it can also lead to dehydration if you are not careful. If you notice you are visiting the restroom more frequently, ensure you are balancing your tea intake with plenty of fresh, filtered water.

Increased Appetite

Interestingly, some people find that lemongrass tea stimulates their appetite. This is often linked to its traditional use as a digestive aid. By encouraging the digestive system to "wake up," it may lead to a feeling of hunger shortly after consumption. For those trying to manage a specific nutritional plan, this is an effect worth noting.

Skin Irritation and Allergies

While most side effects come from drinking the tea, some people experience reactions just by handling the plant. Lemongrass belongs to a family of plants that can cause allergic contact dermatitis. This usually manifests as a red, itchy rash. If you have a known allergy to grasses or certain essential oils, you should exercise caution before trying lemongrass tea for the first time.

Key Takeaway: While lemongrass is generally safe for the general population, its diuretic properties and potential to lower blood pressure can cause dizziness or increased urination in some individuals.

Pregnancy and Breastfeeding Concerns

One of the most critical areas of concern regarding the side effects of lemongrass tea is its use during pregnancy. Traditional herbal knowledge and some animal studies suggest that lemongrass may have a significant impact on uterine function.

Uterine Stimulation

Lemongrass contains compounds that might stimulate blood flow to the pelvic area and uterus. In high concentrations, there is a concern that this could lead to uterine contractions. Because of this potential risk, many healthcare providers recommend that pregnant women avoid lemongrass tea entirely. It is always better to prioritize safety during this sensitive time.

Breastfeeding Safety

There is currently limited research on how lemongrass affects breast milk or the nursing infant. Many herbal compounds can pass through breast milk, and since a baby’s digestive system is highly sensitive, it is often recommended to wait until after weaning to reintroduce potent herbal teas. If you are nursing, consult with your doctor before adding lemongrass to your daily habits.

Lemongrass and Blood Sugar

Lemongrass may influence how the body processes glucose. For most people, supporting a healthy inflammatory response and balanced metabolism is a positive goal. However, for those who already have concerns with low blood sugar, the tea might cause levels to dip too far.

If you are using tools to support your metabolic health, such as our Energy & Focus collection, you are already taking steps to support stable energy levels. Adding large amounts of lemongrass tea could potentially overlap with these efforts. Symptoms of low blood sugar can include shakiness, sweating, and confusion. If you experience these, it may be a sign that the herb is interacting with your body’s glucose management more strongly than intended.

Kidney Function and Potassium

The diuretic effect of lemongrass tea does more than just move water; it also affects electrolyte balance. The kidneys are responsible for filtering the blood and maintaining the right levels of minerals like potassium.

Potassium is an essential mineral for heart and muscle function. Because lemongrass encourages the kidneys to flush out fluids, it can sometimes lead to a shift in potassium levels. People with pre-existing kidney concerns should be particularly cautious. The kidneys may have to work harder to process the compounds found in concentrated herbal infusions, which could lead to unnecessary strain.

Interactions with Medications

Herbal teas are often viewed as "just water," but they are essentially liquid extracts of plant chemicals. These chemicals can interact with pharmaceutical medications in the liver. The liver uses specific pathways to break down both drugs and botanical compounds.

Chemotherapy Interactions

There is some evidence to suggest that the antioxidants in lemongrass tea could interfere with certain types of chemotherapy. Some cancer treatments rely on creating oxidative stress to target specific cells. Because lemongrass is high in antioxidants, it might theoretically reduce the efficacy of those treatments. Anyone undergoing such therapy should always clear herbal teas with their oncology team.

Liver Pathways

The liver is the body’s primary filtration system. When you take supplements or drink herbal teas, your liver has to process those ingredients. Our Liver Health+ is designed to support these natural detoxification pathways. If you are drinking several cups of lemongrass tea a day, your liver is working overtime to metabolize the citral and other oils. While the liver is remarkably resilient, it is important not to overwhelm it with too many bioactive substances at once.

Myth: Since it is a natural plant, you can drink as much lemongrass tea as you want without any consequences.
Fact: Even natural botanicals have "active" doses. Excessive consumption can strain the kidneys, lower blood pressure too quickly, or interfere with medication metabolism in the liver.

The Importance of Sourcing and Bioavailability

When we talk about the side effects of lemongrass tea, we must also talk about the quality of the tea itself. Not all lemongrass is grown the same way. Pesticides, heavy metals, and poor drying processes can all introduce unwanted "side effects" that have nothing to do with the plant itself.

Purity Matters

Many commercial tea bags contain "dust and fannings," which are low-quality remnants of the plant. These can sometimes be contaminated with molds or environmental toxins. We always advocate for sourcing organic, high-quality botanicals. This ensures you are getting the benefits of the plant without the burden of synthetic chemicals.

The Question of Absorption

When you drink a tea, your body has to work to extract and absorb the beneficial compounds. This is known as bioavailability. Bioavailability refers to the amount of a substance that actually enters your bloodstream and becomes available for your cells to use.

Standard herbal teas have relatively low bioavailability because the active oils are often lost during the drying process or trapped within the plant fibers. In contrast, our approach to supplementation often involves liposomal delivery. To learn more about how that works, see our guide to All About Liposomes. A liposome is a tiny, fatty bubble (a phospholipid bilayer) that protects the nutrient as it travels through the digestive system. This allows for much higher absorption rates than a traditional tea or a standard capsule.

Bottom line: The quality and concentration of your lemongrass tea determine its impact on your body. Higher purity reduces the risk of contamination-related side effects, but concentration still matters for overall safety.

How to Enjoy Lemongrass Tea Safely

If you enjoy the taste and the ritual of lemongrass tea, you do not necessarily need to remove it from your life. Most people find that moderation is the key to avoiding unwanted side effects. Here are a steps to ensure your herbal routine remains supportive of your health:

Step 1: Start with a small serving.
If you are new to lemongrass, try half a cup to see how your body reacts. Monitor for any signs of dizziness or skin irritation.

Step 2: Limit your daily intake.
One to two cups per day is generally considered a safe amount for most healthy adults. Avoid "tea detoxes" that require drinking large quantities over several days.

Step 3: Brew it correctly.
Use hot, but not boiling, water and steep for about five to ten minutes. Steeping for too long can make the tea bitter and overly concentrated in essential oils.

Step 4: Stay hydrated with water.
Because of the diuretic effect, drink an extra glass of water for every cup of lemongrass tea you consume.

Step 5: Check your timing.
If the tea makes you feel drowsy, save it for the evening. If it stimulates your appetite, try drinking it shortly before a meal rather than mid-morning.

Building a Balanced Wellness Routine

Wellness is not about any single ingredient; it is about how your entire routine works together. Lemongrass tea can be a lovely part of a morning or evening ritual, but it should complement a foundation of high-quality nutrition and supplementation.

Many of our community members use herbal teas as a way to stay hydrated while using more targeted support for their specific goals. For example, if you are looking for immune support, you might reach for our Liposomal Vitamin C, which is designed for maximum absorption at the cellular level. This provides a more consistent and reliable benefit than relying solely on the varying concentrations found in a cup of tea.

If you want a broader look at immune-focused options, our Immunity supplements collection is a helpful place to explore. It can make it easier to compare formulas and choose the support that fits your routine.

Similarly, if you are focused on gut health, our Probiotic or Liquid Colostrum can help support the integrity of the gut lining. For a deeper dive into this area, our Gut Health supplements collection and Gut Reset guide are good next steps. A healthy gut is better equipped to process the compounds in herbal teas like lemongrass, making your entire routine more efficient.

Conclusion

Understanding the side effects of lemongrass tea allows you to enjoy this botanical favorite with confidence and care. While it offers a refreshing flavor and potential antioxidant support, it is important to respect its potency. For most, moderation prevents the dizziness, increased urination, or metabolic shifts that can occur with high intake. If you are pregnant, nursing, or managing a kidney or blood sugar concern, a cautious approach is best.

At Cymbiotika, we are dedicated to helping you navigate your wellness journey with transparency and science-forward guidance. We believe that when you understand how your body works and what it needs, you can make choices that lead to long-term vitality. Building a routine is about consistency and quality, ensuring that every element—from your morning tea to your daily supplements—serves your highest well-being.

  • Listen to your body: If a certain tea makes you feel off, don't ignore the signal.
  • Prioritize purity: Choose organic, high-quality sources for all your herbs.
  • Balance is key: Use herbal teas as a supplement to, not a replacement for, foundational health habits.

"Wellness is the result of many small, intentional choices made daily. By understanding the tools we use—whether it's a cup of tea or a liposomal supplement—we empower ourselves to live more vibrant lives."

If you are looking for a more personalized approach to your routine, we invite you to take our Health Quiz. It is designed to help you identify the specific gaps in your nutrition and suggest a tailored stack that fits your lifestyle.

FAQ

Is it safe to drink lemongrass tea every day?

For most healthy adults, drinking one or two cups of lemongrass tea daily is generally safe and can be a pleasant part of a wellness routine. However, because it has diuretic properties and can affect blood sugar, it is important to monitor how you feel and ensure you are staying hydrated with plenty of plain water.

Who should avoid lemongrass tea?

Pregnant women should avoid lemongrass tea due to concerns about uterine stimulation and potential risks to the pregnancy. Additionally, individuals with kidney disease, low blood sugar, or those undergoing chemotherapy should consult their healthcare provider before consuming it regularly.

Can lemongrass tea cause a rash?

Yes, some people may experience an allergic reaction known as contact dermatitis when handling the lemongrass plant or drinking highly concentrated infusions. This typically presents as a red, itchy, or swollen rash on the skin; if this occurs, you should stop using the herb and consult a professional.

Does lemongrass tea interact with any medications?

Lemongrass may interact with medications processed by the liver or those used for blood sugar management. There is also specific concern regarding its interaction with certain chemotherapy drugs, as its high antioxidant content may interfere with the intended mechanism of the treatment.

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

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by / Jun 25, 2026

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