Time is the only thing that truly sobers you up. Your liver clears alcohol from your blood at a fixed rate of roughly 15 mg per 100 ml per hour, which works out to about one standard drink every 60 to 90 minutes. No shortcut changes that speed. But while you wait, several strategies can reduce how miserable you feel, protect your body from further damage, and set you up for a better morning.
Why Nothing Makes You Sober Faster
Your liver processes alcohol at its own pace, and that pace barely budges regardless of what you do. Cold showers, fresh air, exercise, and coffee have zero measurable effect on how quickly alcohol leaves your blood. This is worth stating plainly because the belief that you can speed things up leads people to drive, make decisions, or take on physical risks before they’re actually sober.
The rate varies slightly from person to person based on body size, liver health, biological sex, and how often you drink, but the variation is modest. If your blood alcohol is high, you’re looking at hours, not minutes, before you’re back to baseline.
Water and Electrolytes Actually Help
Alcohol is a diuretic, meaning it makes you urinate more than the volume of fluid you took in. In one study, people who were well-hydrated before drinking produced about 160 ml more urine when their drinks contained alcohol compared to when they didn’t. That extra fluid loss pulls water from your tissues and contributes to headache, fatigue, and that foggy, dried-out feeling.
Interestingly, if you’re already dehydrated when you start drinking, your body partially compensates by blunting alcohol’s diuretic effect. But that doesn’t mean you’re protected. It means your body is already in a deficit and trying to hold on to whatever it can.
Drinking water between alcoholic drinks and before bed won’t make you less drunk, but it directly addresses one of the biggest sources of discomfort. Adding something with electrolytes (a sports drink, coconut water, or broth) helps because alcohol disrupts your balance of sodium, potassium, and chloride. Plain water is fine, but a drink with some salt and potassium replaces what your kidneys are losing.
Eating: Before, During, and After
Food in your stomach slows the rate at which alcohol enters your bloodstream. If you’re already drunk, eating won’t reverse that, but it can prevent your blood alcohol from climbing further if you’re still absorbing what you drank. Carbohydrate-rich and fatty foods are particularly effective at slowing absorption because they delay gastric emptying.
There’s also some evidence that fructose, the sugar found in honey and fruit, may help your body clear alcohol slightly faster. In one early clinical study, fructose infusions lowered blood alcohol levels by 43% compared to a saline solution. Animal research has confirmed that both fructose and glucose can enhance the rate at which the liver eliminates ethanol. The effect appears to come from something other than boosting the main enzyme that breaks down alcohol, possibly by shifting the liver’s metabolic environment in a favorable direction. A spoonful of honey or some fruit juice isn’t a miracle cure, but it’s a reasonable choice while you’re waiting things out.
The Coffee Trap
Coffee makes you feel more awake, but it does not make you less drunk. Caffeine blocks the brain receptors responsible for sleepiness, which masks alcohol’s sedating effects without touching the impairment underneath. In controlled experiments, a dose of caffeine equivalent to roughly three energy drinks reduced people’s subjective ratings of how intoxicated they felt, yet their actual performance on tasks stayed impaired.
This is genuinely dangerous. Feeling alert while still having slowed reflexes and poor judgment is a recipe for bad decisions. If you drink coffee while intoxicated, treat it as what it is: a stimulant layered on top of a depressant. You’re still drunk. You just don’t feel like it as much.
Why “Sleeping It Off” Doesn’t Work as Well as You Think
Sleep sounds like the obvious answer, and resting while your liver does its work is genuinely the safest choice. But alcohol wrecks the quality of the sleep you get. In the first half of the night, alcohol pushes your brain into deep sleep while suppressing REM sleep, the stage tied to memory, learning, and emotional processing. That’s why you might fall asleep fast and hard after drinking.
The second half of the night is where things fall apart. Studies show markedly higher rates of waking up during the fourth sleep cycle, lower sleep efficiency overall, and no compensatory rebound in REM sleep. You end up spending hours in bed but getting fragmented, low-quality rest. This is a major reason people feel exhausted the day after drinking even when they slept for eight or nine hours. Keeping the room cool, staying hydrated before bed, and not setting an alarm if you can avoid it will let your body get whatever recovery it can manage.
Supplements: What the Evidence Says
Two supplements come up frequently in conversations about alcohol recovery. The evidence is mixed for both.
Dihydromyricetin (DHM), a compound extracted from the Japanese raisin tree, has shown striking results in animal studies. Rats given a dose that would normally knock them out for nearly two hours recovered in about 28 minutes when they also received DHM. The compound works not by speeding up alcohol clearance but by directly counteracting alcohol’s effects on brain receptors involved in sedation and motor control. It essentially blocks alcohol from amplifying the calming signals in your brain. Human research is still limited, but DHM has become a popular ingredient in “anti-hangover” products for this reason.
N-acetylcysteine (NAC) helps your body replenish its stores of a key antioxidant that gets depleted during alcohol metabolism. It can also bind to acetaldehyde, the toxic byproduct your liver creates as it breaks down alcohol. In theory, this should reduce hangover severity. In practice, a clinical study that gave participants 1.2 grams of NAC both before and after a binge-drinking session found it was ineffective at alleviating hangover symptoms. The mechanism makes biochemical sense, but the real-world benefit hasn’t held up under testing.
Recognizing a Medical Emergency
Most drunkenness is unpleasant but not dangerous. Alcohol overdose is a different situation entirely, and it kills people every year because bystanders assume someone is just “really drunk” and will sleep it off. According to the National Institute on Alcohol Abuse and Alcoholism, these are the warning signs that require emergency help:
- Breathing problems: fewer than 8 breaths per minute, or gaps of 10 seconds or more between breaths
- Unresponsiveness: inability to wake the person up, or they can’t stay conscious
- Seizures
- Vomiting while unconscious (with a suppressed gag reflex, they can choke)
- Physical signs: clammy skin, bluish or very pale skin color, extremely low body temperature, slow heart rate
If someone shows any of these signs, call emergency services immediately. Place them on their side to reduce the risk of choking if they vomit. Do not leave them alone.
A Practical Timeline
If you’re drunk right now and looking for what to do in the next few hours, here’s a realistic sequence. Drink a full glass of water, ideally with some electrolytes. Eat something starchy or have a spoonful of honey. Stop drinking alcohol. Find a safe, comfortable place to rest. Skip the coffee unless you genuinely need to stay awake for safety reasons, and even then, remember it’s only masking sedation. Plan on your body needing one to two hours per drink to clear the alcohol. If you had six drinks and stopped at midnight, you may still have alcohol in your system at 6 a.m. or later.
The uncomfortable truth is that the best intervention for drunkenness is the most boring one: time, water, food, and rest. Everything else either has modest effects or just changes how drunk you feel without changing how drunk you are.