The most effective hangover remedies target what’s actually happening in your body: dehydration, inflammation, and the slow clearing of alcohol and its toxic byproducts. There’s no instant cure, but several strategies can meaningfully shorten your misery and ease specific symptoms. Hangover symptoms peak right around the time your blood alcohol level drops back to zero, which for most people means the morning after drinking.
Why Hangovers Happen
Understanding the mechanism helps you pick the right remedies. When you drink, your liver converts alcohol (ethanol) into a toxic compound called acetaldehyde, then breaks that down further into harmless substances. The speed of that first step matters a lot. People whose bodies clear ethanol faster tend to have less severe hangovers, likely because ethanol itself crosses into the brain and drives many of the symptoms you feel.
Alcohol also triggers your immune system. Blood levels of inflammatory molecules rise during and after drinking, and their concentration directly correlates with how bad the hangover feels the next day. On top of that, markers of oxidative stress (cellular damage from unstable molecules) track closely with hangover severity. So a hangover isn’t just “being dehydrated.” It’s a combination of lingering alcohol effects, inflammation, oxidative damage, and nutrient depletion all hitting at once.
Water and Electrolytes
Alcohol is a diuretic, meaning it pushes your kidneys to produce more urine than the volume of liquid you’re taking in. This leads to dehydration, which accounts for the headache, dry mouth, and fatigue you wake up with. Drinking water before bed and again first thing in the morning is the single simplest thing you can do. Adding electrolytes (sodium, potassium, magnesium) helps your body retain that water rather than just flushing it through. Sports drinks, coconut water, or oral rehydration solutions all work. Pedialyte has become a popular choice because it has a higher electrolyte-to-sugar ratio than most sports drinks.
Food That Actually Helps
Eating before and during drinking slows alcohol absorption, which gives your liver more time to keep up. But what about the morning after?
Eggs are one of the better hangover foods, and it’s not folklore. They’re rich in an amino acid called L-cysteine, which directly binds to acetaldehyde, the toxic byproduct your liver produces when processing alcohol. A study from the University of Helsinki confirmed that L-cysteine alleviates hangover symptoms through this mechanism. Eggs also contain B vitamins that alcohol depletes.
Fructose, the sugar found naturally in fruit and honey, can speed up alcohol clearance from your blood. Research published in The American Journal of Clinical Nutrition found that fructose increased the rate of alcohol disappearance to about 25 mg/100 mL per hour, compared to roughly 19 mg/100 mL per hour with glucose alone. That’s about a 30% faster clearance rate. Practical sources include fruit juice, whole fruit, and honey in tea. Bananas pull double duty here: they provide fructose along with potassium, which you’ve lost through increased urination.
Toast or crackers can settle nausea by absorbing stomach acid without requiring much digestive effort. Broth or soup replaces sodium and provides easy-to-absorb fluids.
B Vitamins and Antioxidants
Alcohol depletes several B vitamins, with thiamine (B1) being the most significantly affected. Other commonly depleted vitamins include B6, B9 (folate), B12, and riboflavin. A single night of heavy drinking won’t cause clinical deficiency, but these vitamins play key roles in energy metabolism and brain function, so even mild depletion contributes to the foggy, fatigued feeling of a hangover.
Taking a B-complex vitamin the morning after (or before bed) helps replenish what was lost. Vitamin C and other antioxidants can address the oxidative stress component. Since oxidative stress markers are directly linked to hangover severity, foods high in antioxidants, like berries, citrus, and leafy greens, or a vitamin C supplement, may take the edge off.
Pain Relievers: Choose Carefully
Reaching for a painkiller is instinctive, but your choice matters. Acetaminophen (Tylenol) is risky after drinking. Alcohol ramps up the liver enzyme that converts acetaminophen into a toxic byproduct. Normally your liver neutralizes this byproduct easily, but alcohol depletes the protective molecule (glutathione) that handles the job. Case reports have documented serious liver damage in people who took recommended doses of acetaminophen after heavy drinking.
Ibuprofen (Advil, Motrin) or aspirin are generally considered safer options for a hangover headache, but they come with their own caveat: they can irritate an already-inflamed stomach lining. If your hangover includes nausea or stomach pain, taking an anti-inflammatory on an empty stomach can make things worse. Eat something first, and stick to the lowest effective dose.
Sleep and Time
Alcohol disrupts sleep architecture even when it makes you fall asleep faster. You spend less time in the deep, restorative stages of sleep after drinking, which is why you can sleep eight hours and still wake up exhausted. Extra sleep the next day, if you can get it, gives your body more time to clear remaining toxins and tamp down inflammation. There is no way to dramatically accelerate your liver’s processing speed, so time remains the most reliable cure.
What Doesn’t Work
“Hair of the dog,” or drinking more alcohol the next morning, temporarily suppresses symptoms but only delays and extends the hangover. The logic behind it confuses hangovers with alcohol withdrawal, which only occurs in people with chronic alcohol dependence. For everyone else, adding more alcohol simply restarts the cycle and gives your liver more work to do.
Coffee can help with grogginess and caffeine-withdrawal headaches if you’re a regular coffee drinker, but it’s also a mild diuretic. If you drink it, match each cup with an equal amount of water. It won’t speed up alcohol metabolism.
Greasy “hangover food” like bacon cheeseburgers is comforting but doesn’t address any of the underlying causes. Fat slows stomach emptying, which is helpful before drinking but does nothing useful afterward. You’re better off with eggs, fruit, and toast.
A Practical Morning-After Routine
If you’re reading this while hungover, here’s a reasonable order of operations. Start with a large glass of water with electrolytes. Eat eggs with toast and some fruit. Take ibuprofen if your headache is severe, but only after eating. Consider a B-complex vitamin. Then go back to sleep if you can.
The timeline for recovery varies with how much you drank, your body weight, your genetics, and whether you ate before drinking. Most hangovers resolve within 24 hours. Symptoms that persist beyond 24 hours or include confusion, vomiting blood, or seizures indicate something more serious than a typical hangover.