Traveling to new countries exposes you to unfamiliar foods, different water quality, and food safety standards that may differ significantly from what you are accustomed to at home. Safe eating while traveling abroad requires researching the water safety situation at your destination before departure, drinking bottled or purified water in areas where tap water is not reliably safe, choosing busy restaurants with high food turnover rather than empty establishments, eating freshly cooked hot food rather than items that have been sitting at room temperature, peeling fruits yourself rather than eating pre-cut fruit, carrying basic medications including oral rehydration salts, and understanding that ice in drinks may be made from local tap water. The CDC and WHO both provide destination-specific food and water safety guidance that should be consulted before international travel.
Safe eating abroad does not mean avoiding local cuisine — it means making informed choices about where and what to eat.
Water quality varies dramatically between countries and even between regions within the same country. Unsafe water is the most common source of travel-related illness and affects not only drinking water but ice, washed produce, and food preparation.
In countries where tap water safety is uncertain, drink only bottled water from sealed containers, boiled water, or water treated with appropriate purification methods. Check that bottle seals are intact when purchasing — in some areas, empty bottles are refilled with tap water and resold. Major international bottled water brands are generally reliable.
Ice in drinks is often made from local tap water and carries the same risk. In areas with unsafe tap water, order drinks without ice or verify that the establishment uses purified water for ice production. Hotel restaurants in international chains often use purified water for ice, but smaller local establishments may not.
Brushing your teeth with tap water in areas with unsafe water can cause illness. Use bottled water for brushing, or at minimum, avoid swallowing any tap water during oral hygiene.
Water purification options for travelers include portable water filters rated for bacteria and protozoa, ultraviolet water purification devices, water purification tablets (iodine or chlorine dioxide), and boiling water for at least one minute (three minutes at altitudes above 2,000 meters). Each method has strengths and limitations — research which is most appropriate for your destination.
Beverages that are generally safe regardless of local water quality include commercially bottled water and soft drinks, hot tea and coffee made with boiling water, beer and wine, and pasteurized or UHT milk from sealed containers.
Street food is one of the great pleasures of international travel and is often safer than it appears — when you know what to look for. The key is choosing vendors wisely and observing their practices before ordering.
Choose street food vendors with long lines of local customers. High turnover means food is freshly prepared rather than sitting at ambient temperature for extended periods. A busy stall preparing food to order is generally safer than a quiet stall with pre-prepared items under warming lights.
Watch the vendor's food handling practices before ordering. Look for: food cooked to order at high temperatures in front of you, the vendor handling money and food with separate hands or using gloves, clean preparation surfaces, and food kept covered when not being served.
Foods that are cooked at high temperatures immediately before serving are the safest street food choices: grilled meats cooked over open flame, deep-fried items, freshly boiled noodles and soups, and items cooked in a wok at high heat. The cooking process kills most pathogens.
Higher-risk street foods include raw salads and unpeeled fruit, sauces and condiments that have been sitting at room temperature, pre-cut fruit displayed uncovered, shellfish (particularly in warm climates), and dairy-based items without refrigeration.
Travelers' diarrhea affects 30-70% of travelers to developing regions, according to the CDC. While usually self-limiting, it can significantly impact your trip. Prevention focuses on food and water choices.
The classic advice "boil it, cook it, peel it, or forget it" remains the foundation of prevention. Eat foods that have been thoroughly cooked and served hot. Peel fruits yourself — bananas, oranges, and mangoes with intact skin are generally safe because the interior has not been exposed to contaminated water or handling.
Avoid raw vegetables, salads, and garnishes in areas with uncertain water quality. These foods are often washed in local water and cannot be made safe without cooking. Even high-end restaurants may wash salad greens in tap water.
Pack oral rehydration salts (ORS) as part of your travel kit. If you develop diarrhea, dehydration is the primary medical concern. ORS packets mixed with safe water replace lost fluids and electrolytes more effectively than water or sports drinks alone. Anti-diarrheal medications like loperamide can manage symptoms but do not treat the underlying cause.
If diarrhea is bloody, accompanied by high fever, or lasts more than three days, seek medical attention. These symptoms may indicate a more serious infection requiring antibiotic treatment.
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Try it free →Choosing where to eat abroad significantly affects your food safety risk. A few observation-based criteria help you identify safer establishments without relying solely on online reviews.
Restaurants with open kitchens where you can see food preparation are inherently more transparent than closed-kitchen establishments. Being able to observe cleanliness, cooking temperatures, and handling practices provides real-time food safety information.
Check for visible hygiene indicators: clean dining areas, staff wearing clean clothing, clean restrooms with soap and running water, and food displayed at appropriate temperatures (hot items steaming, cold items on ice or refrigerated).
In many countries, food safety ratings or inspection results are displayed publicly. The UK's Food Hygiene Rating Scheme displays scores of 0-5 in restaurant windows. Singapore grades establishments A through D. New York City posts letter grades. Look for these ratings when they are available and choose establishments with high scores.
Hotel restaurants and restaurants in international chain hotels generally maintain consistent food safety standards because they follow corporate food safety protocols. While not always the most authentic dining experience, they provide a reliable baseline when you are uncertain about local options.
Avoid restaurants where raw meat or seafood is displayed unrefrigerated, where flies are visible around food preparation areas, where staff handle food and money without washing hands between, or where the establishment appears generally unclean. Trust your instincts — if an establishment does not look clean, your food safety risk is elevated.
Traveling with food allergies adds complexity to international food safety planning. Language barriers, different labeling regulations, and unfamiliar ingredients increase the risk of accidental allergen exposure.
Carry a food allergy card written in the local language of your destination. Several organizations and apps provide downloadable allergy cards in dozens of languages. The card should list your specific allergens, state the severity of your allergy, and request that staff verify ingredients with the kitchen. Having this information in the local language eliminates miscommunication.
Research local cuisine before traveling to understand which dishes commonly contain your allergens. Thai cuisine frequently uses peanuts, Indian cuisine uses many tree nuts in curries, Japanese cuisine uses soy and wheat extensively, and Italian cuisine relies heavily on wheat and dairy. This advance knowledge helps you navigate menus more safely.
Carry sufficient epinephrine auto-injectors for the entire trip plus extras. Verify that your medication is permitted in your destination country and carry a physician's letter documenting your need for injectable medication. Extreme temperatures during travel can affect epinephrine potency — use insulated cases to protect auto-injectors from heat.
Identify hospitals and emergency medical facilities near your accommodations before you need them. Know the local emergency telephone number. In the EU, 112 is the universal emergency number. Research whether your travel insurance covers allergic reaction treatment at your destination.
Street food can be safe when you choose vendors wisely. Select busy stalls where food is cooked to order at high temperatures in front of you. Avoid pre-prepared items sitting at room temperature, raw salads, and unpeeled fruits from street vendors. Freshly grilled, fried, or boiled items are generally the safest options.
The CDC does not generally recommend prophylactic antibiotics for traveler's diarrhea prevention for most travelers. Preventive antibiotics may be appropriate for travelers with certain medical conditions — consult your physician before departure. Prevention through food and water choices is the preferred first-line strategy.
Bottled water from internationally recognized brands with intact seals is generally safe. Check that the seal is unbroken before purchasing. In some areas, bottles may be refilled — buy from established stores rather than street vendors, and avoid bottles with damaged or loose caps.
Carry a food allergy card in the local language that lists your allergens and their severity. Several apps and websites provide free downloadable allergy cards in dozens of languages. Show this card to restaurant staff before ordering. Additionally, carry photos of your allergens on your phone to overcome language barriers visually.
Safe eating abroad is about making informed choices, not avoiding local cuisine. By selecting restaurants carefully, choosing freshly cooked foods, managing water safety, and planning for allergies, you can explore the world's cuisines with confidence and minimal risk.
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