Alcohol | NHMRC

No amount of alcohol can be considered completely safe. Even drinking small amounts of alcohol increases your chance of alcohol-related harm.
The Australian Guidelines (Opens in new tab) recommend healthy adults should have:
How alcohol affects you will depend on a range of factors, including:
Drinking too much alcohol can lead to:
By limiting the amount you drink, you can reduce your chance of alcohol-related harm.
This article will give you some tips on how to drink safely and responsibly.
One standard drink contains about 10 grams of alcohol. This is the amount of alcohol your body can process in one hour.
A standard drink may be much smaller than you think. For example,
You can check the label of any bottle, can or cask of alcohol for the number of standard drinks it contains.
Find out more about standard drinks (Opens in new tab) on the Department of Health, Disability and Ageing (Opens in new tab) website.

View this information in a poster: Know your standard drinks.
Drinking alcohol is very normal in Australia. This can make it difficult to know if you are drinking too much.
Here are some signs that you may be drinking too much:
If you drink too much alcohol, it can affect your physical and mental health. You may notice symptoms, such as:
If you are physically dependent on alcohol, you might have withdrawal symptoms when you stop drinking. These symptoms can include:
If you are worried about your alcohol intake or want to cut down, discuss it with your doctor.
Reducing the amount of alcohol you drink can improve your life in many ways.
Reducing your alcohol consumption can improve your mental health. This means you are less likely to feel anxious or depressed.
You may also have a lower chance of developing health complications, including:
Learn more about how alcohol affects your health.
Drinking too much can affect your relationships. Excessive alcohol consumption can:
Reducing your alcohol intake may improve your social life and relationships.
Drinking excessively gets expensive.
Cutting down on alcohol may help you perform better at work. It will also reduce the risk of an accident that could stop you from working.
There are many ways to manage the amount of your alcohol you drink. Here are some tips.
To help keep track of your drinks, you can:
Because drinks sold in bars or bottle shops often contain more than one standard drink per serving, it's easy to drink more than you realise. It can help to remember that one standard drink is:
The amount of alcohol in your blood is called your blood alcohol concentration (BAC). The higher your BAC, the stronger the effects of alcohol.
The faster you drink, the higher your BAC. This is because your body can only process one standard drink per hour.
You can help prevent your BAC becoming too high by:
Binge drinking is when you drink a large amount in a short time. If you binge drink, you're more likely to:
Try to avoid anything that may cause you to get drunk quickly, such as:
Alcohol enters your system through your stomach and small intestine. If your stomach is empty when you have a drink, the alcohol will enter your bloodstream faster. This means you may feel the effects of your drinks more quickly.
It's a good idea to eat before and while you are drinking. Also try to:
There is no safe level of alcohol if you are driving.
Alcohol impacts your ability to drive by:
The more you drink, the more likely you are to have a road accident. Road accidents can hurt and kill other people, not just you.
It's against the law in Australia to drive with a blood alcohol concentration (BAC) above 0.05. Learner (L) and probationary (P) drivers must have a BAC of 0.00 (zero).
Plan how you're going to get home before you go out. This may include:
Drinking alcohol can be more harmful for some people.
Teenagers and young people have a higher chance of alcohol-related harm. This is because the brain keeps developing until at least 25 years of age, making it more vulnerable to damage from alcohol.
Drinking alcohol at the same time as taking medicines that might interact with alcohol or using any illicit drugs can be very risky. This is because alcohol can:
You should also say no to drinking if you are:
Here are some more tips for changing your behaviour around drinking alcohol:
If you are worried about your alcohol intake or want to cut down, see your doctor. Try to be honest about how much you drink.
Suddenly stopping alcohol when you drink heavily is not easy. It can also be dangerous for your health. Your doctor can:
Your doctor can also refer you for further help from a:
Your doctor should discuss your drinking in a supportive way. If you don't feel comfortable or supported, don't be afraid to find another doctor.
If you or someone you know needs help with their drinking, you can contact:
You can read more about how to reduce or quit alcohol (Opens in new tab) on the Department of Health, Disability and Ageing (Opens in new tab) website.
Try this standard drink calculator (Opens in new tab) from Your Room (Opens in new tab) to work out how much you are drinking.
The Daybreak App (Opens in new tab), developed by Hello Sunday Morning (Opens in new tab), can support you to change your relationship with alcohol.
The Health Translations (Opens in new tab) page offers information in multiple languages, including topics such as:
Drinkwise (Opens in new tab) has produced a series of short videos (Opens in new tab) to improve alcohol education among Aboriginal and Torres Strait Islander people.
The Alcohol and Drug Foundation (Opens in new tab) page has information on:
13YARN (Opens in new tab) has a factsheet about understanding the misuse of alcohol and other drugs (Opens in new tab).
You can also call the healthdirect helpline on 1800 022 222 (known as NURSE-ON-CALL in Victoria). A registered nurse is available to speak with you 24 hours a day, 7 days a week.
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Last reviewed: April 2026










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