Overall, the best things to eat and drink before flying are water, fruits, and lean protein.
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“Probably the best thing you can do before (and during) your flight is drink water,” says Aviva Rubin, MS, RDN. “Water prevents dehydration and reduces jet lag while keeping you from feeling lethargic.” Keeping yourself sufficiently hydrated is a simple way to get your flight off on the right foot.
Before you even step on board a plane, you should carry a large bottle of water with you. Sure, you can ask for water from the flight attendants. But, it's more convenient to have your own supply for the duration of your flight.
A more conservative approach is to wait 24 hours from the last use of alcohol before flying. This is especially true if intoxication occurred or if you plan to fly IFR.
Drink plenty of waterBefore you even step on board a plane, you should carry a large bottle of water with you. Sure, you can ask for water from the flight attendants. But, it's more convenient to have your own supply for the duration of your flight.
Use an electrolyte beverage for effective hydrationThese results suggest that an electrolyte beverage is more effective than mineral water for hydration under conditions such as when taking a flight.
For well-heeled travellers who spend as much time on airplanes as in their own homes, knowing what to put into your body before a long-haul flight is essential. ...
However, this can be counteractive, especially since it can dehydrate you when flying. It is also best to avoid caffeine if you are an anxious flyer. Choose a calming drink like camomile or peppermint tea to help you relax, or even just water.
As a caveat, she noted that drinks with too much acid (such as tomato juice or citrus juice) can result in an upset stomach or heartburn if you're susceptible to these issues. Grosskopf said that a bloody mary, gin and tonic, Moscow mule, and a mimosa are all “safe bets” on flights.
Eat Light. Contrary to popular belief, flying on an empty stomach doesn't help you combat air sickness. In fact, an empty stomach actually exacerbates symptoms. Eat a light meal such as crackers, fruit, and other light snacks.
Before you leave home, drink beverages that are high in electrolytes, typically those used by athletes. These include Gatorade, Powerade and Lucozade. Resource Water is another good example as it has water and electrolytes.
Liquid I.V.This will ensure that you get the right amount of vitamins, minerals and fluid you need to stay hydrated. I particularly like Liquid I.V. but you can also buy Propel water or Gatorade G2 at the airport, although the latter has a lot of sugar.”
Controlled air is dry airAirplanes are controlled environments typically kept at only 10-20% humidity. This is far lower than the 35-65% humidity of normal everyday environments. Lower humidity in the air can lead to quicker dehydration.
Eric Rimm, an associate professor of nutrition at the Harvard School of Public Health, tells Health Magazine: Since there's less water in your blood when you're dehydrated, the concentration of alcohol will be slightly higher, leading to quicker intoxication and increased potential for a hangover. Still, many a ...
As a general rule of thumb, I try to stop my water intake two or so hours before my flight is scheduled to depart, the reason, I would think, is obvious — I want to use the plane bathroom as little as possible.