Herbal Tea vs Green Tea: Differences, Caffeine and Flavour
Choosing between herbal tea and green tea? Start with the ingredients, not the colour of the drink. Green tea comes from the Camellia sinensis tea plant and naturally contains caffeine. Herbal tea is an infusion of ingredients such as flowers, leaves, roots, spices or fruit, and its caffeine content depends on the blend.
Neither is automatically the better choice. The right cup depends on the flavours you enjoy, whether you want caffeine and how you like to prepare your drink. This guide makes the differences easy to understand.
What is herbal tea?
Herbal tea, also called an herbal infusion or tisane, is made by steeping plant ingredients in water. Examples include peppermint leaves, chamomile flowers, ginger root and hibiscus. A blend may contain one ingredient or a combination of herbs, spices and fruit.
The words “herbal tea” do not tell you everything about a product. Some blends also include green tea, black tea or other caffeine-containing ingredients. Always read the full ingredient list and the preparation instructions on the pack.
What is green tea?
Green tea is made from Camellia sinensis leaves processed to limit oxidation. Its flavour can range from fresh and grassy to gently toasted, depending on the tea and how it is prepared.
It may be sold on its own or blended with ingredients such as mint, jasmine or citrus. Adding herbs does not remove the caffeine naturally present in the tea leaves.
Herbal tea vs green tea: the main differences
- Ingredients: green tea contains tea-plant leaves; herbal infusions can contain many other plant ingredients. Mixed blends may contain both.
- Caffeine: green tea naturally contains caffeine. Many herbal infusions do not, but this is not true of every blend.
- Flavour: green tea often has leafy, grassy or toasted notes. Herbal teas can be floral, minty, spicy, fruity or tart.
- Preparation: green tea often benefits from cooler water and a shorter steep. Herbal blends vary, so the pack instructions are the best starting point.
Does herbal tea contain caffeine?
A plain infusion of peppermint, chamomile or hibiscus is naturally caffeine-free. But a blend containing green tea, black tea, yerba mate or guarana can contain caffeine even when it is marketed as herbal.
If avoiding caffeine matters to you, look for a clear caffeine-free statement as well as checking the ingredients. Do not rely on the name, packaging colour or the shade of the brewed tea.
How do the flavours compare?
For a fresh, leafy cup, green tea may suit your taste. If it tastes overly bitter, check the preparation instructions: water that is too hot or steeping for too long can change the result.
For a wider range of flavours, explore herbal blends. Mint gives a cool, fresh character, ginger brings warmth, hibiscus has a tangy edge and chamomile has a gentle floral profile. Start with ingredients you already enjoy rather than choosing a blend solely for claims on its label.
How to brew each type
Follow the instructions supplied with your particular tea. Different ingredients and formats need different preparation methods, especially concentrated, powdered or compressed products.
For green tea, check the recommended water temperature and steeping time carefully. For herbal blends, follow any instruction to use freshly boiled water and the full stated steeping time. A tea bag, loose-leaf blend and soluble powder are not interchangeable.
For more practical tips, read our guide to brewing herbal tea, always using your product's directions as the final reference.
Which should you choose?
Choose by taste and ingredients rather than assuming one type is better for everyone. If you enjoy green tea's leafy character and are comfortable with caffeine, try a green tea blend. If you prefer minty, floral or fruity flavours, an herbal infusion may be a better match.
For an evening cup without caffeine, choose a blend specifically labelled caffeine-free. Check any suitability guidance on the pack, particularly if you take medication, are pregnant or breastfeeding, or have a medical condition.
Frequently asked questions
Is green tea an herbal tea?
Strictly speaking, no. Green tea comes from the tea plant, while herbal infusions are made from other plants. A blended product can contain both, which is why the ingredient list matters more than the marketing name.
Can I drink both?
You do not have to choose just one category. You might enjoy different flavours at different times, while following each product's serving directions and taking account of any caffeine or suitability advice.
Are all detox teas caffeine-free?
No. “Detox” does not tell you whether a blend contains caffeine. Check for ingredients such as green tea, black tea, mate or guarana and read the product's caffeine information.
Can green tea and herbal tea be served cold?
Many can, provided you prepare them according to the pack instructions before cooling. Check whether the product is intended for hot brewing, cold infusion or dissolving directly in water.
Find a blend that suits your taste
Explore our range and compare the ingredients and preparation guidance before choosing. Focus on the flavour you want, the format you prefer and whether caffeine fits your routine.