Directory · Thai GI products
269 Thai GI products. Few have proof yet.
What is a GI? A geographical indication protects the name of a product whose quality comes from where it is made. The next step is evidence: what is inside it, and what it does for the body. Use this directory to find a product to build on or a question to research.
Thai products registered as GIs, across all 77 provinces.
carry the GI mark with a quality-control system; 29 are certified by an outside body.
Thai GIs registered abroad, in 7 countries. 10 more are under review.
market value of Chumphon durian in 2025, Thailand's most valuable GI.
Source: Department of Intellectual Property, GI statistics dashboard, 6 November 2026; GI mark figures from the DIP registration infographic, 14 August 2026.
GIs by region
GIs by category
Category totals as published by DIP add up to 267; 2 GIs are not shown in a category.
Top 10 by estimated market value, 2025 (DIP estimate)
Where the value is today.
Durian and Hom Mali rice lead. Both sell on taste and origin, not yet on tested health benefits.
- 1Chumphon durianChumphon · THB 49.3 bn (≈US$1.5 bn)
- 2Ubon Ratchathani Hom Mali riceUbon Ratchathani · THB 23.4 bn (≈US$700 m)
- 3Thung Samrit Hom Mali riceNakhon Ratchasima · THB 10.9 bn (≈US$320 m)
- 4Surin Hom Mali riceSurin · THB 9.2 bn (≈US$280 m)
- 5Phayao Hom Mali ricePhayao · THB 7.5 bn (≈US$220 m)
- 6Thong Pha Phum durianKanchanaburi · THB 6.9 bn (≈US$210 m)
- 7Ratchaburi aromatic coconutRatchaburi · THB 5.5 bn (≈US$160 m)
- 8Si Sa Ket volcanic durianSi Sa Ket · THB 3.5 bn (≈US$100 m)
- 9Yala Sadet Nam durianYala · THB 3.0 bn (≈US$89 m)
- 10Fang Sai Nam Phueng orangeChiang Mai · THB 2.7 bn (≈US$81 m)
Opportunities
Six GI groups to build on.
A selection of GIs with a clear link to food and health, each with a product and research opportunity.
Rice that can prove what it does for your body.
Measure glycemic index, fiber and pigments such as anthocyanins, then build graded, labeled rice for people managing blood sugar.
| GI product | Province |
|---|---|
| Thung Kula Rong-Hai Hom Mali riceข้าวหอมมะลิทุ่งกุลาร้องไห้ | Roi Et, Surin, Si Sa Ket, Yasothon, Maha Sarakham |
| Mueang Phatthalung Sangyod riceข้าวสังข์หยดเมืองพัทลุง | Phatthalung |
| Lanna purple rice (Khao Kam)ข้าวก่ำล้านนา | Eight northern provinces |
| Sakon Thawapi Hang Hom Thong germinated riceข้าวฮางหอมทองสกลทวาปี | Sakon Nakhon |
| Phetchabun Leum Phua upland riceข้าวไร่ลืมผัวเพชรบูรณ์ | Phetchabun |
| Trang Bao Yot Muang riceข้าวเบายอดม่วงตรัง | Trang |
Spices with a grade, not just a name.
Grade active compounds such as curcumin in turmeric or piperine in pepper, and turn the grade into premium ingredients and extracts.
| GI product | Province |
|---|---|
| Surat Thani turmericขมิ้นชันสุราษฎร์ธานี | Surat Thani |
| Chanthaburi pepperพริกไทยจันท์ | Chanthaburi |
| Trang pepperพริกไทยตรัง | Trang |
| Chiang Mai makhwaen (prickly ash)มะแขว่นเชียงใหม่ | Chiang Mai |
| Si Sa Ket shallotหอมแดงศรีสะเกษ | Si Sa Ket |
| Si Sa Ket garlicกระเทียมศรีสะเกษ | Si Sa Ket |
| Mae Hong Son garlicกระเทียมแม่ฮ่องสอน | Mae Hong Son |
| Mae Hong Son konjacบุกแม่ฮ่องสอน | Mae Hong Son |
Fruits with more to offer than flavor.
Study the compounds in peel, seed and pulp, such as mangosteen peel or mak mao, and develop drinks, extracts and upcycled products.
| GI product | Province |
|---|---|
| Sakon Nakhon mak maoหมากเม่าสกลนคร | Sakon Nakhon |
| Sakon Nakhon mak mao juiceน้ำหมากเม่าสกลนคร | Sakon Nakhon |
| Khao Khiri Wong mangosteenมังคุดเขาคีรีวง | Nakhon Si Thammarat |
| Phetchabun sweet tamarindมะขามหวานเพชรบูรณ์ | Phetchabun |
| Lamphun golden dried longanลำไยอบแห้งเนื้อสีทองลำพูน | Lamphun |
| Chumphon durianทุเรียนชุมพร | Chumphon |
Sweetness with a story and a number.
Test glycemic response and composition of coconut and palm sugars, and position them for lower-sugar Thai desserts and drinks.
| GI product | Province |
|---|---|
| Ratchaburi aromatic coconutมะพร้าวน้ำหอมราชบุรี | Ratchaburi |
| Mae Klong coconut sugarน้ำตาลมะพร้าวแม่กลอง | Samut Songkhram |
| Mueang Phet palmyra palm sugarน้ำตาลโตนดเมืองเพชร | Phetchaburi |
| Ban Phaeo aromatic coconut sapน้ำช่อดอกมะพร้าวน้ำหอมบ้านแพ้ว | Samut Sakhon |
| Mueang Phet khanom mo kaengขนมหม้อแกงเมืองเพชร | Phetchaburi |
Highland cups with origin you can taste.
Profile caffeine and polyphenols, track origin from farm to cup, and create functional blends for focus and calm.
| GI product | Province |
|---|---|
| Doi Tung coffeeกาแฟดอยตุง | Chiang Rai |
| Doi Chaang coffeeกาแฟดอยช้าง | Chiang Rai |
| Chiang Rai teaชาเชียงราย | Chiang Rai |
| Doi Suan Ya Luang Nan coffeeกาแฟดอยสวนยาหลวงน่าน | Nan |
| Ko Kret rang daeng herbal teaชารางแดงเกาะเกร็ด | Nonthaburi |
From the coast and the mountains.
Test minerals, sodium and protein quality, and build lower-sodium seasonings and high-protein foods for older adults.
| GI product | Province |
|---|---|
| Bo Kluea Nan mountain saltเกลือภูเขาบ่อเกลือน่าน | Nan |
| Samut Mae Klong sea saltเกลือสมุทรแม่กลอง | Samut Songkhram |
| Mae Klong mackerelปลาทูแม่กลอง | Samut Songkhram |
| Ko Yao sea cucumberปลิงทะเลเกาะยาว | Phang Nga |
| Chaiya salted eggไข่เค็มไชยา | Surat Thani |
| Betong chickenไก่เบตงยะลา | Yala |
See every registered GI on the DIP GI dashboard. The GI name belongs to its registered community; talk to the provincial commerce office first.
Build it · Thai Origins