Shop our Pu Erh Tea collections!
When you fast, understanding which beverages are permissible is vital for maintaining the integrity of your fast. Fasting protocols differ, so the allowance of certain drinks, like tea, can vary based on the type of fast you follow.
Religious Fasts: In many religious fasts, such as those in Islam (e.g., Ramadan), any liquid, including tea, breaks the fast. However, in other faiths, there may be more leniency.
Intermittent Fasting: This fasting approach typically involves a daily cycle of fasting and eating. It's commonly accepted that you can consume zero-calorie beverages during your fasting hours, which would include:
- Unsweetened black tea
- Herbal tea without additives
- Green tea
Extended Fasts: For fasts that last longer than a day, the focus is on avoiding any caloric intake, so herbal teas and other non-caloric beverages are often allowed.
Caloric Content and Additives
Consider the following regarding tea:
- Plain Tea: No calories; acceptable in most fasts.
- Tea with Additives: Sugar, milk, or honey adds calories; likely breaks the fast.
Remember, your body's response to fasting and beverage consumption is unique. Some fasting plans also rule out calorie-free sweeteners, so read the rules of yours carefully. Always check the guidelines of your specific fasting plan or consult with a healthcare provider.
Tea and Fasting: Basic Considerations

When you fast, the types of tea you select, their caffeine content, and caloric values are pivotal factors that can impact your fasting state.
Types of Tea
You can choose from various teas such as herbal, green, black, or oolong. Herbal teas typically do not contain caffeine, whereas green, black, and oolong teas do. The choice depends on your fasting goals and your body's response to these teas during a fast.
- Herbal Tea: Chamomile, peppermint, hibiscus.
- Green Tea: Sencha, matcha, gunpowder.
- Black Tea: Assam, Earl Grey, Ceylon.
- Oolong Tea: Da Hong Pao, Tieguanyin, High Mountain.
Caffeine Content and Its Effects
Whether caffeine fits your fast depends on the rules you follow. Be mindful of the following caffeine levels in different teas:
| Type of Tea | Avg. Caffeine Content (per 8 oz cup) |
|---|---|
| Green Tea | 15-45 mg |
| Black Tea | 40-70 mg |
| Oolong Tea | 30-50 mg |
| Herbal Tea | 0 mg |
Caffeine can leave you jittery or disrupt sleep if consumed in large quantities or late in the day, and some people notice it more on an empty stomach.
Caloric Value of Tea
Most plain teas contain negligible calories, making them suitable for fasting. However, adding sweeteners or milk increases caloric intake, potentially interfering with your fasting process. You must consider the caloric value of any additions:
- Plain Tea: 0-2 calories per cup.
- Tea with Sugar: ~16 calories per teaspoon of sugar.
- Tea with Milk: ~9 calories per tablespoon of whole milk.
What to Keep in Mind
When considering whether to drink tea during fasting periods, it helps to think about fluids, flavor and caffeine.
Fluids During Fasting
Plain tea is mostly water, so it counts toward the fluids you drink during the day without adding calories, as long as it is unsweetened. If your fast allows drinks, alternating tea with plain water is an easy routine.
Tea as Part of a Fasting Routine
Many people who fast enjoy a warm cup of plain tea as a small ritual during the fasting window, since it adds flavor and aroma without calories. Responses to caffeine on an empty stomach vary, so if strong tea doesn't sit well with you, try a lighter brew or a caffeine-free herbal infusion.
Cautions
There are also a few potential risks to consider:
- Caffeine Sensitivity: High amounts of caffeine may lead to restlessness, a racing heart, or trouble sleeping, particularly if you're sensitive to it.
- Interactions with Medications: Some teas can interfere with medications. For instance, green tea contains vitamin K, which matters for people taking certain blood thinners.
If you take medication or have a health condition, check with your doctor or pharmacist before fasting or changing what you drink.
Fasting Protocols and Tea Consumption
Consuming tea during fasting periods largely depends on the specific guidelines of the fasting protocol you are following. It is important to understand whether your chosen method allows for the intake of non-caloric beverages and under what circumstances.
Intermittent Fasting and Tea
Intermittent fasting (IF) generally involves cycles of eating and fasting periods. During fasting windows, you may consume non-caloric beverages:
Caloric Additives: Keep in mind adding honey, sugar, or milk will break the fast.
Prolonged Fasting Guidelines
In prolonged fasting, which can last for more than 48 hours, strict adherence to zero-calorie intake is often emphasized. Your choices should be limited to:
- Water: Still or sparkling
- Tea: Plain, both caffeinated and herbal
Note: Some herbal blends contain strong-acting ingredients such as senna, so read the label and ask your doctor or pharmacist if you're unsure.
Religious Fasting Practices
Religious fasting practices vary greatly, and the allowance of beverages like tea can differ:
- Islam (Ramadan): No consumption of any food or drink from dawn until dusk.
- Christianity (Lent): Some denominations may permit tea, especially if unaccompanied by caloric additions.
- Hinduism: Practices may depend on individual beliefs, but tea is often avoided, especially during strict fasting days like Ekadashi.
Individual Guidance: Always refer to your religious authority or texts for specific fasting guidelines.
Preparation of Tea While Fasting
When fasting, the preparation of your tea is crucial to ensure it aligns with your fasting goals. Selecting a suitable tea type and avoiding certain additives will help maintain the integrity of your fast.
Choosing the Right Tea
When you're fasting, the type of tea you choose is important. Opt for herbal teas or non-caffeinated teas if you'd rather avoid caffeine on an empty stomach. For fasting that allows caffeine, green, black or pu-erh tea are good choices:
- Herbal Teas: Chamomile, Peppermint, or Rooibos
- Green Tea: Fresh, grassy flavor, minimal calories
- Black Tea: Slightly higher in caffeine, with a fuller flavor
- Ripe Pu-erh: Smooth and earthy, with no calories when brewed plain
Additives to Avoid
It's essential to avoid adding substances to your tea that could break your fast:
- Sweeteners: Sugar, honey, or artificial sweeteners
- Dairy: Milk or cream, even in small quantities
- Fats: Coconut oil or butter, often used in “bulletproof” tea recipes
- Flavorings: Any caloric additives, flavors or syrups
Drinking tea plain is the simplest way to keep your fast on track without any undesirable interruptions.
Frequently Asked Questions

When you're fasting, you might wonder about what beverages you can consume without breaking your fast. This section answers common questions regarding the consumption of tea during various fasting practices.
Does consuming tea affect the outcome of a fasting blood test?
Ask the clinic or your doctor before the test. Many fasting blood tests allow only water, so don't assume plain tea is fine, and never add sugar or milk.
Can you have black tea during periods of water fasting?
Yes, you can have black tea during water fasting as long as it is consumed without any additives like sugar or milk that could provide calories.
Is it permissible to drink herbal teas like peppermint while practicing intermittent fasting?
Herbal teas like peppermint are usually fine to drink during intermittent fasting, provided they don't contain added sugars or calories that could break your fast.
Will the addition of milk to tea interrupt an intermittent fast?
The addition of milk to tea provides calories and may interrupt an intermittent fast. For strict fasting, it's recommended to stick to black or herbal tea without milk.
What types of teas are generally considered acceptable to consume while fasting for religious purposes?
Teas that are free from sweeteners, flavors, or additives, such as plain black, green, or white tea, are generally acceptable while fasting for religious purposes.
Are fruit-infused teas likely to disrupt an intermittent fast?
Fruit-infused teas might contain natural sugars and hence, could disrupt an intermittent fast if they have calories. It's advisable to check the ingredients to ensure they contain no added sugars or calories.
This article is general information about tea, not medical advice. If you're pregnant, breastfeeding, taking medication or managing a health condition, please talk to your doctor before changing what you drink.









