Managing food allergies in Korea is genuinely challenging, and it’s better to know that upfront. Korean cuisine heavily features soy, sesame, fish products, and shellfish — not as occasional ingredients, but as foundational ones. The good news is that Korea has a structured allergen labeling system for packaged foods, and with the right Korean phrases and some knowledge of what to watch for, you can eat safely. This guide covers everything from label reading to restaurant communication to getting tested if you suspect a new allergy.
Korea’s Mandatory Allergen Labeling System
Korea requires all packaged food products to declare 22 major allergens (as of 2024, expanded from the original 13). The key allergens covered include:
- Eggs (난류)
- Milk/dairy (우유)
- Buckwheat (메밀)
- Peanuts (땅콩)
- Soybeans (대두)
- Wheat (밀)
- Mackerel (고등어)
- Crab (게)
- Shrimp (새우)
- Pork (돼지고기)
- Peach (복숭아)
- Tomato (토마토)
- Walnuts (호두)
- Chicken (닭고기)
- Beef (쇠고기)
- Squid (오징어)
- Shellfish including oysters, abalone, mussels (조개류)
- Pine nuts (잣) — particularly relevant in Korean cooking
- Sesame (참깨) — extremely common in Korean food
On food packaging, allergens are listed in a dedicated section labeled 알레르기 유발물질 (allergen-causing substances). They appear in bold within the ingredients list and are also summarized separately. This system applies to manufactured, packaged goods sold in supermarkets and convenience stores.
How to Read Korean Food Labels
The key label terms to know:
| Korean | Meaning |
|---|---|
| 알레르기 유발물질 | Allergen-causing substances |
| 함유 | Contains |
| 포함 | Includes / included |
| 이 제품은 ○○을 사용한 제품과 같은 제조시설에서 제조하고 있습니다 | This product is manufactured in a facility that also handles [allergen] — cross-contamination warning |
| 원재료명 | Ingredients list |
| 무첨가 | No added [ingredient] |
The Papago or Google Translate camera function works well for scanning labels in real time. Point your camera at the 원재료명 section and the allergen summary below it.
Hidden Allergens in Common Korean Dishes
Restaurant menus don’t always list ingredients, and staff may not know the full composition of a dish. These are the most common hidden allergen risks:
Soy-Based Hidden Allergens
- Doenjang jjigae (된장찌개): Fermented soybean paste is the primary flavor base. Unavoidable for soy allergies.
- Ganjang (간장 / soy sauce): Used in marinades for galbi, bulgogi, japchae, and most stir-fries. Ask if it can be omitted — usually it cannot.
- Dubu (두부 / tofu): Often added to soups and stews without being prominent on the menu description.
Fish and Shellfish Hidden Allergens
- Kimchi: Most traditional kimchi contains aekjeot (액젓, fish sauce) or saeujeot (새우젓, fermented shrimp). Vegan kimchi exists but is not the default — always ask.
- Anchovy stock (멸치 육수): Used as the base for many soups, including doenjang jjigae, miyeok guk, and some ramyeon broths. If you have a fish allergy, this affects a significant portion of Korean soup cuisine.
- Kimchi fried rice and bibimbap: May use anchovy-paste-laced kimchi or fish sauce in the seasoning.
- Tteokbokki (떡볶이): The sauce base at many street stalls uses anchovy stock.
Sesame and Nut Hidden Allergens
- Sesame oil (참기름): Drizzled on almost everything — bibimbap, namul side dishes, cold noodle dishes, many soups. It’s a finishing flavor staple and is rarely omitted.
- Sesame seeds (참깨): Scattered on numerous dishes as garnish.
- Pine nuts (잣): Common in traditional side dishes, porridges (juk/죽), and some traditional Korean desserts and sauces.
- Walnut pastries (호두과자): A common Korean snack sold at highway rest stops — not obvious from the name if you don’t know what it is.
Wheat Hidden Allergens
- Soy sauce (간장): Most Korean soy sauce is wheat-brewed. Tamari (wheat-free soy sauce) is not standard in Korean restaurants.
- Korean fried chicken (치킨): Standard coating is wheat-based.
- Dumplings (만두): Wrappers are wheat-based.
- Ramen and noodle dishes (라면, 국수): Nearly always wheat-based unless specifically labeled.
Communicating Allergies at Restaurants
Most Korean restaurant staff speak limited English, and allergy awareness in restaurants varies widely. Having written Korean phrases ready is significantly more effective than speaking in English.
Useful phrases to write on your phone and show staff:
- “저는 [allergen]에 알레르기가 있습니다.” — “I am allergic to [allergen].”
- “[Allergen]이 들어간 음식은 먹을 수 없습니다.” — “I cannot eat food containing [allergen].”
- “이 음식에 [allergen]이 들어있나요?” — “Does this dish contain [allergen]?”
- “알레르기 반응이 심각할 수 있습니다. 꼭 확인해 주세요.” — “My allergic reaction can be severe. Please check carefully.”
For key allergens in Korean: 새우 (shrimp), 땅콩 (peanut), 우유 (milk/dairy), 밀/글루텐 (wheat/gluten), 달걀 (egg), 대두/콩 (soy), 참깨 (sesame), 생선 (fish), 조개 (shellfish/clams).
Cross-Contamination Risks
Korean restaurant kitchens typically use shared woks, cutting boards, and utensils without dedicated allergen separation. Grill-at-table restaurants (samgyeopsal, galbi) present cross-contamination risks if the same grill is used for multiple types of meat or if the side dishes sharing the table contain your allergen.
For severe allergies (particularly peanut or shellfish anaphylaxis), Korean restaurant environments carry genuine cross-contamination risk. Carrying an epinephrine auto-injector (EpiPen) and knowing the Korean emergency number (119) is strongly advisable.
Apps and Tools for Allergy Management
- Papago (by Naver): Best Korean-English translation app. The camera translation mode works well for food labels.
- Google Translate: Camera mode also works for label reading.
- AllergyEats: Not Korea-specific, but useful for concept. For Korea, the best approach is to search “[restaurant name] + 알레르기” in Naver for reviews mentioning specific allergen accommodations.
- Naver Map reviews: Search for restaurants, read reviews mentioning 비건 (vegan), 채식 (vegetarian), or specific allergies to find places with greater awareness.
Medical Allergy Testing in Korea
If you suspect you have a food allergy or need updated allergy testing, Korea has excellent allergy clinics. Allergy testing is covered partially by NHIS (National Health Insurance Service) if ordered by a physician. The process:
- Visit an internal medicine (내과) or allergy/immunology clinic (알레르기내과)
- Request a specific IgE blood test (혈청 특이 IgE 검사) or skin prick test (피부단자 검사)
- Results are typically available within 3–7 days for blood tests
- Costs with NHIS coverage: approximately ₩30,000–₩80,000 depending on how many allergens are tested
University hospital allergy departments at Severance, Asan Medical Center, and Seoul National University Hospital all have English-speaking staff available.
Frequently Asked Questions
Is there any Korean restaurant food that’s reliably safe for a shellfish allergy?
Korean barbecue (삼겹살, 갈비) where you’re grilling plain pork or beef and can see exactly what’s on the grill is one of the safer options, provided the side dishes (반찬) served alongside don’t contain seafood. Bibimbap can be ordered with specific ingredients if you communicate clearly. Dakgalbi (닭갈비, spicy stir-fried chicken) is another option, though the sauce often contains anchovies.
Is kimchi always off-limits for a fish allergy?
Traditional kimchi contains fermented fish products in most recipes. However, vegan kimchi (비건 김치) made without fish sauce or fermented shrimp is increasingly available at health food stores and some restaurants. Ask specifically: “이 김치에 생선이나 새우가 들어있나요?” (Does this kimchi contain fish or shrimp?)
How do I explain that my allergy is serious, not just a preference?
Use the phrase: “저는 이 알레르기가 매우 심각합니다. 잘못 먹으면 병원에 가야 할 수도 있습니다.” (My allergy is very serious. If I eat it incorrectly, I may need to go to the hospital.) This level of specificity is understood and taken more seriously than a simple “I don’t like it.”
Can I find allergen-free packaged foods at Korean supermarkets?
Yes. Large supermarkets like Emart, Homeplus, and Lotte Mart carry growing sections of organic and specialty foods. Search for 글루텐프리 (gluten-free) or 비건 (vegan) products. iHerb (international delivery to Korea) is also popular for specialty allergen-free products not widely available locally.
Key Resources
- Korea Food Safety Information Service: www.foodsafetykorea.go.kr — official allergen information and database
- Papago (Naver): papago.naver.com or app — real-time Korean label translation
- Emergency: 119 — Korean emergency services (ambulance); operators speak basic English
- Severance Hospital Allergy Clinic: severance.or.kr — English-capable allergy department in Seoul
- iHerb Korea: iherb.com — ships allergen-free specialty foods internationally to Korea