Spicy foods can irritate the stomach lining and lead to acid reflux or indigestion, which can be uncomfortable during a flight, especially if you're prone to motion sickness.
High-fat foods like greasy burgers, fries, or deep-fried dishes can be heavy on the stomach and may cause bloating or discomfort, especially when sitting for an extended period.
Foods like beans, lentils, and chickpeas contain complex carbohydrates that can cause gas and bloating, potentially leading to discomfort during the flight.
Carbonated beverages, including sodas and sparkling water, can cause gas and bloating due to the carbonation, which might be exacerbated by changes in air pressure during the flight.
Vegetables like broccoli, cauliflower, and cabbage are known to cause gas and bloating due to their fiber content, which might not sit well during a flight.
Dairy can be problematic for some people, leading to bloating, gas, or digestive discomfort. Avoid consuming large amounts of milk, cheese, or creamy foods before flying.
Drinking alcohol before a flight can dehydrate the body and exacerbate the effects of altitude, potentially causing discomfort or headaches during the flight.
While a moderate amount of caffeine may be fine, excessive intake can lead to dehydration, which can be exacerbated by the dry air in the airplane cabin.