Guava Leaves Tea Side Effects And How To Avoid Them

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In this guide, we are going to be looking at guava leaves tea side effects + methods on how to derive the best benefits from using guava leaves tea.

In brief: here are the side effects of guava leaves tea: constipation, nausea, and loss of appetite.

Let us try to look at each side effect in detail and discuss the various ways on how to avoid them.


Guava leaves tea is one of the few herbal teas that is considered useful for the control and treatment of numerous body disorders and problems.

Find out more information about the health benefits of guava leaves and fruits

All of the available clinical studies made on both humans and animal models showed guava leaf tea to be safe and without any side effects.

However, some cases were reported in some people who fail to follow the recommended dosage and proper guidelines.

Below are the side effects of guava leaves tea, which are found in some people:

May Cause Constipation

Constipation is one of the common cases reported by people using guava leaves. However, the people that reported this case were found to drink more guava Leaf tea that exceeds the normal level.

They were found to drink too much guava leaf and this excess tea makes guava leaf tea act as a cleanser in stomach washing away all the dirt and toxins, alongside other metabolites in the gastrointestinal tract.

Guava leaves are high in soluble fibers and dietary water and these increase bowel movement.

This increased in bowel movement is good but when it becomes excessive, it turns from being useful to harmful.

So, it is always advised to prepare and use guava leaves as recommended.

Find out more information about the recommended dosage of guava leaf tea

May Cause Allergic Reactions

Guava leaves tea was also found to cause allergic reactions in some people.

Some people are genetically allergic to teas or a specific chemical in the tea. And so, when they come in contact with or drink these teas, they experience allergic responses.

Moreover, some people use the leaves without washing. And sometimes these leaves can be obtained with bacteria, fungi, and some allergens in them. And so, if you boil them without washing, you can easily be affected by those allergens.

These side effects of guava leaf tea are very rare and only occur in some people. The main point here is that always check that you are not allergic to guava leaf tea.

You can do that when you start to drink the guava leaf tea and you experience allergic reactions symptoms such as irritation, itching, redness, and bumps.

So, when you see these symptoms, it is an indication that you are allergic to guava leaf tea.

And make sure before boiling the guava leaves, you wash them properly with running water or any plain water.

Read also: What Does Guava Smell Like?: Find Out Here

May Worsen Eczema Condition

Despite people with eczema can use guava leaf tea to treat the condition, applying the tea directly to the area affected by eczema may help worsen the condition. This is very uncommon and only occurs in some people.

May cause Bloating

Taking too much guava leaf tea is also found to cause bloating. Some People reported cases of stomach problems because they fail to follow proper guidelines and drinking the recommended guava leaves tea dosage.

This is also very uncommon even at a higher dosage and only happens in some people.

Read also: what does guava look like?: Find Out Here

May Cause Loss of Appetite

People reported a loss of appetite from using guava leaf tea. But, people who are serious about their health may not consider this as a side effect.

May Cause Nausea and Vomiting

Nausea and vomiting may also occur from drinking guava leaves tea. When you take hot guava leaf tea while you are suffering from upper esophageal or colon ulcers, there is a high risk that you can experience nausea and vomiting.

It is always advisable to allow the tea to cool down at least to room temperature before you drink.

Moreover, if you happen to extract most of the essential components of guava leaves during boiling, the tea can be bitter and this may make people experience Nausea and vomiting when they consume guava leaf tea.

Drug Interactions

Guava leaves can also interact with other conventional drugs. The leaves of guava contain vitamin C and terpenoids and some drugs can inhibit the metabolism of vitamin C.

And this may help cause some health-related issues. Learn more about the guava leaves benefits and side effects.

Read also: How To Eat Mexican Guava Without Messing Up

Guava Leaves Tea Benefits

Let us look at some of the health benefits of guava leaves tea. If you want to learn more about the health benefits of guava leaves and fruits, click here.

If you Want to know how to prepare guava leaf tea, click here to find out the information


Guava leaves are a reservoir of many essential nutrients that are required for proper metabolism and other body physiological functions.

This high nutritional value of guava makes guava leaves one of the most important herbs in folk medicine.

However, when you fail to drink the recommended dosage of guava leaf tea, you may end up getting health-related problems instead of benefits.

As a rule of thumb, always use the recommended dosage and avoid taking hot guava leaf tea.

Frequently Asked Questions

Is it Safe to Drink Guava Leaves Tea?

Guava leaves are generally considered safe and have no significant side effects.

When Should I Drink Guava Tea?

The best time to drunk guava tea is before bedtime and after a meal.

What Does Guava Leaf Tea do to the Body?

Guava leaf tea improves memory, treat cancers, prevent skin from radiations, and help control heart diseases and weight gain.

Is Guava Leaves Good for Kidney?

Guava leaves may solve some kidney problems such as renal failure. You can learn more here about the health benefits of guava leaves tea for kidney problems

Does Guava Leaf Tea Help Sleep?

Guava leaf tea can help improve sleep and reduce other emotional disturbances. Learn more about the health benefits of guava tea for sleep.


We hope that this guide gives you helpful information about guava leaves tea side effects. We would love to hear more of your questions and views. So, do write to us in the comment section below.

Recommended reading:

>How To Store Guava Properly


“Guava Leaf Extract Diminishes Hyperglycemia and Oxidative Stress, Prevents β-Cell Death, Inhibits Inflammation, and Regulates NF-kB Signaling Pathway in STZ Induced Diabetic Rats” retrieved on 08/07/2007 from

Díaz-de-Cerio E, Verardo V, Gómez-Caravaca AM, Fernández-Gutiérrez A, Segura-Carretero A. Health Effects of Psidium guajava L. Leaves: An Overview of the Last DecadeInt J Mol Sci. 2017;18(4):897. Published 2017 Apr 24.