There is no way to sober up faster than your body naturally allows. Your liver processes alcohol at a fixed rate of roughly one standard drink per hour, and nothing you do, drink, eat, or take will speed that up. If you had five drinks, you’re looking at approximately five hours before the alcohol is fully cleared. The only real answer is time.
That said, there are things you can do to feel better and stay safe while you wait, and several popular tricks that are genuinely useless or even dangerous.
Why Nothing Can Speed Up Sobriety
Your liver breaks down alcohol at a nearly constant rate. It doesn’t matter how urgently you want to be sober: if there’s excess alcohol in your blood, your liver cannot work any faster. This is basic biology, not a limitation you can hack around. One standard drink (a 12-ounce beer, a 5-ounce glass of wine, or a 1.5-ounce shot of liquor) takes about one hour to process. Four drinks means roughly four hours, and there’s no shortcut.
Several factors affect how drunk you got in the first place. Women tend to feel stronger effects from the same amount of alcohol due to differences in body water and body fat. People who are fatigued or stressed get intoxicated more quickly. Carbonated drinks speed up absorption. Drinking at high altitude can nearly double the effect of alcohol for the first few days. But once alcohol is in your bloodstream, these factors don’t change the fixed pace of elimination.
What Actually Helps While You Wait
None of these will lower your blood alcohol level. They will make the wait safer and more comfortable.
- Stop drinking. This is the single most important step. Every additional drink resets the clock by another hour.
- Drink water. Alcohol is a diuretic, so you’re losing fluids. Water won’t sober you up, but it helps with headaches, dry mouth, and the dehydration that makes a hangover worse later.
- Eat something. Food in your stomach before or during drinking slows alcohol absorption by keeping the valve at the bottom of your stomach closed during digestion. Eating after you’re already drunk won’t lower your blood alcohol level, but it can settle nausea and give your body some fuel.
- Sleep it off. If you’re somewhere safe, sleep is the easiest way to pass the hours your liver needs. Lie on your side in case you vomit, and have someone check on you if you’re heavily intoxicated.
- Get fresh air and sit somewhere calm. A change of environment won’t process alcohol faster, but it can reduce the spinning feeling and help you stay oriented.
Cold Showers, Coffee, and Other Myths
A cold shower will not sober you up. It might shock you into feeling more alert for a few minutes, but it has zero effect on your blood alcohol level. Your liver still works at the same fixed pace regardless of water temperature. A cold shower while drunk also comes with a real risk of slipping and falling.
Coffee is the most persistent myth. Caffeine does not reduce alcohol’s effects on your body. It can make you feel more awake, but that’s actually the danger. Caffeine masks the sensory cues you normally rely on to judge how drunk you are: your balance, your coordination, your vision. This creates what researchers call a “wide-awake drunk,” someone who feels functional but is just as impaired. That false sense of sobriety leads people to make risky decisions like driving, drinking even more, or putting themselves in dangerous situations. Mixing caffeine and alcohol is associated with higher rates of binge drinking, alcohol poisoning, and impaired driving.
Activated charcoal is another popular suggestion that doesn’t hold up. It works by binding to substances in your stomach before they’re absorbed, but alcohol is absorbed extremely quickly. By the time you’re feeling drunk, the alcohol is already in your bloodstream, where charcoal can’t reach it.
Exercise and sweating won’t help either. You eliminate a tiny fraction of alcohol through sweat and breath, but the vast majority is processed by your liver. Exercising while intoxicated also raises your risk of injury and dehydration.
Supplements Marketed for Sobering Up
A growing number of products claim to speed up alcohol metabolism, often featuring ingredients like DHM (from the oriental raisin tree) or NAC (an amino acid). A review of 82 hangover and sobriety products found no peer-reviewed human data demonstrating that any of them actually work. Many products didn’t even disclose the doses of their active ingredients, and the safe upper limits for these compounds are unknown. Save your money.
How to Estimate Your Timeline
Count your drinks and use the one-drink-per-hour rule as a rough guide. If you had six drinks between 9 PM and midnight, your liver started processing the first drink around 9 PM, but it’s been stacking up. You likely won’t be at zero until somewhere around 5 or 6 AM. This is an approximation. Body size, sex, how much you ate beforehand, and your individual metabolism all shift the number somewhat, but the baseline pace doesn’t change.
Keep in mind that “feeling sober” and actually being sober are not the same thing. You can feel relatively normal while still having a blood alcohol level that impairs your reaction time and judgment. If you need to drive or do anything requiring full coordination, err on the side of waiting longer.
Signs That Need Emergency Help
Sometimes the situation is more serious than just being drunk. Alcohol overdose is a medical emergency that kills people, and the signs can develop after someone has stopped drinking as alcohol continues absorbing into the bloodstream. Call 911 if you see any of these in yourself or someone else:
- Slow or irregular breathing: fewer than 8 breaths per minute, or gaps of 10 seconds or more between breaths
- Inability to wake up or difficulty staying conscious
- Seizures
- Vomiting while unconscious
- Bluish or very pale skin, clammy to the touch
- Extremely low body temperature
You don’t need to see all of these signs to call for help. A person who has passed out from alcohol can die. If someone is unconscious and you can’t wake them, that alone is reason to call 911. Roll them onto their side to keep their airway clear while you wait for help to arrive.