
Thai Green Tea (Cha Khiao Yen): What It Is and How to Order
What Thai green tea is, how it differs from classic Thai iced tea, how to order it, and what to expect at a stall or café in Thailand.
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Last updated November 2026: Thai green tea usually means cha khiao yen (ชาเขียวเย็น), a green-tea-based iced milk tea that arrives cold and sweet. Some shops use the same words for plain, unsweetened bottled green tea, and a third meaning is tea grown in Thailand. Our guide sorts out the three so you know what lands in your glass, and the wider guide to Thai drinks covers what to order next.

Featured image: Pixabay user Denchai, CC0, via Wikimedia Commons.
Thai green tea vs Thai iced tea (cha yen)

Cha yen (ชาเย็น) is the orange iced tea most visitors picture first. Cha khiao yen keeps the ice and the milk but swaps the black tea for green. Our Thai iced tea guide covers the orange original in detail. Colour and spice details vary by stall, so read the table as a general pattern rather than a rule.
| Aspect | Cha yen | Cha khiao yen |
|---|---|---|
| Base tea | Strong black tea, often spiced | Green tea, often jasmine |
| Flavor | Rich, spicy, sweet | Light, floral, slightly earthy |
| Colour | Orange | Pale green |
| Sweetness and creaminess | Sweet and heavy with condensed milk | Sweet and creamy, but lighter in feel |
| Typical serving | Tall glass over ice | Tall glass over ice |
What Thai green tea tastes like and how it is made
Expect a green-tea base, often jasmine, that tastes floral with a gentle astringency. Sweetened condensed milk gives the creamy body. Coconut milk is a common variant for a dairy-free glass, though not every stall stocks it. Sugar is the trade-off. Heavy sweetening can bury the floral notes you ordered green tea to taste. Ice melts fast in Thai heat, so the last third of the glass is often weaker. Drink it soon after it is poured, and it will taste closer to what the vendor intended.
How to order Thai green tea in Thailand
Ask for cha khiao yen (ชาเขียวเย็น) and point at the glass if the vendor looks unsure. Some stalls only make the orange version, so a blank look is normal. Check which version you are getting before you pay. Look at the colour: pale green points to a green-tea base, while bright orange means cha yen. Watch whether the vendor scoops from a powder or pre-made mix. Brand names on the tubs help too. Cha Tra Mue: Thai Tea Brand Guide (Red vs Gold, What to Order) is a Thai tea brand you will see on many stalls. Its official site shows its products. Use these phrases to order it your way.
- Less sweet: wan noi (หวานน้อย)
- Not sweet: mai wan (ไม่หวาน)
- Less ice: nam khaeng noi (น้ำแข็งน้อย)
- Dairy-free: ask whether coconut milk is available, and point to the milk you mean
Where to find Thai green tea and what to expect
You will find cha khiao yen at street stalls, chain tea shops and cafés. Convenience-store fridges stock bottled green tea. Many bottles are plain and unsweetened, while others are sweetened, so read the label before you assume. Prices vary by venue. Stalls tend to cost less than cafés aimed at tourists. Check the menu board for a current price. The Tourism Authority of Thailand is a good starting point for wider food and drink planning. If you love sweet, milky drinks, Nom Yen (Thai Pink Milk): What It Is, Taste and How to Order is the next one to try.
Who should skip Thai green tea, and mistakes to avoid
A glass of cha khiao yen carries a lot of sugar from the condensed milk. Order it less sweet, or skip it if you are limiting sugar. It also contains caffeine, so avoid it late in the evening if you are sensitive. Dairy avoiders should ask about coconut milk before ordering. Melted ice dilutes the drink quickly, so do not leave it sitting in the sun. Ice at street stalls worries some travelers. Choose a busy stall with fast turnover, or choose a sealed bottle. If you want caffeine without the sweet-tea profile, try Thai Coffee: What It Is, How to Order It & Where to Try It. For a lighter, dairy-free refresher, look at fresh coconut water.
Make Thai green tea at home
A home version needs only jasmine green tea leaves, hot water, sugar, ice and condensed or coconut milk. Steep green leaves for 3-4 minutes, then strain. A classic black Thai tea mix takes about 5 minutes, so do not use the same timing for both. Cool the tea, pour it over ice, then add the milk on top. Use a Thai tea brand mix if you want to match what the stalls serve.
Green leaves need 3-4 minutes of steeping, and the ice you pour over them will weaken the last third of the glass.
Frequently Asked Questions
How does Thai milk tea taste?
Cha yen tastes sweet, creamy and spiced, with a strong tea backbone. Cha khiao yen is lighter and more floral.
Is Thai milk tea healthy?
Treat it as a dessert-style drink, because condensed milk adds a lot of sugar. Ask for less sweet, and enjoy it occasionally.
What is Thai tea made of and why is it orange?
Classic Thai tea is strong black tea sweetened with condensed milk. Many mixes get the orange colour from added colouring, though sources vary, and some blends colour naturally.
Thai food notes for your next trip
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