How many calories in a 1.5 shot of whiskey? Everything You Need to Know

A standard 1.5-ounce shot of 80-proof whiskey contains approximately 97 calories, with the exact number varying based on its proof and any added mixers. All calories in pure, straight whiskey come from the alcohol itself, as it contains zero carbohydrates or fat.

Quick Summary

Pure, unflavored whiskey has calories that depend on its alcohol content or proof, with a standard 1.5 oz serving of 80-proof containing around 97 calories. Higher-proof options increase this count, while the addition of sugary mixers adds significant extra calories. This article provides detailed calorie breakdowns, comparisons, and tips for mindful consumption.

Key Points

• Standard 80-Proof: A 1.5-ounce shot of 80-proof whiskey contains around 97 calories.

• Proof Matters: The calorie count increases with the proof, as all calories come from the alcohol itself.

• No Carbs or Sugar: Pure, unflavored whiskey contains zero carbohydrates or sugar.

• Mixers Add Calories: Sugary mixers like soda and juice can significantly increase the total calories of your drink.

• Empty Calories: Alcohol provides calories but no nutritional value like vitamins or minerals.

• Weight Impact: Alcohol can slow your body's fat-burning metabolism and contribute to weight gain if consumed excessively.

• Enjoy Mindfully: The lowest-calorie way to drink whiskey is neat, on the rocks, or with zero-calorie mixers.

Understanding the Calorie Count in Whiskey

For anyone monitoring their caloric intake, knowing the nutritional details of alcoholic beverages is crucial. A standard 1.5-ounce (US) shot of 80-proof whiskey is widely cited to contain around 97 calories. Unlike beer or wine, pure distilled spirits like whiskey contain no carbohydrates or sugar, meaning all the calories are derived from the ethanol content. This makes whiskey a relatively low-calorie choice among alcoholic drinks, especially when compared to many cocktails or sweetened mixers. However, the final calorie count is not always straightforward, and understanding the factors at play is essential.

How Proof Affects Caloric Content

The proof, or alcohol by volume (ABV), is the most significant factor influencing the number of calories in a shot of whiskey. Alcohol has about 7 calories per gram, nearly as many as fat (9 calories per gram). As a result, higher-proof whiskeys contain more alcohol and thus more calories per serving. Here's a quick breakdown to illustrate the difference:

• 80-Proof (40% ABV): A 1.5-ounce shot is approximately 97 calories.
• 90-Proof (45% ABV): A 1.5-ounce shot is approximately 110 calories.
• 100-Proof (50% ABV): A 1.5-ounce shot is approximately 124 calories.
• Cask Strength (e.g., 120+ Proof): A 1.5-ounce shot could contain 150 calories or more, depending on the exact proof.

The Hidden Calories: Mixers and Cocktails

While straight whiskey is a zero-carb, sugar-free option, the calorie count can skyrocket when mixers are introduced. The added sugars and syrups in many popular cocktails can double or even triple the total calories of a drink.

Commonly High-Calorie Whiskey Cocktails:

• Whiskey Sour: Often contains simple syrup and juice, adding significant calories. A 3-ounce serving is roughly 125 calories, but larger or sweeter versions can be much higher.
• Old Fashioned: While traditionally simple, modern versions or those with extra sugar can increase the count. Calories can range from 150-300+.
• Whiskey and Cola: A whiskey and diet cola can stay low-calorie, but a standard cola adds an extra 150 calories from sugar.

For those seeking a low-calorie option, sticking to whiskey served neat, on the rocks, or with a splash of water or calorie-free soda water is the best approach.

Whiskey Calorie Comparison Table

Beverage	Serving Size	Calories (approximate)	Notes
Whiskey (80 Proof)	1.5 fl oz	97	Varies by proof; zero carbs/sugar.
Vodka (80 Proof)	1.5 fl oz	97	Similar to whiskey; zero carbs/sugar.
Rum (80 Proof)	1.5 fl oz	97	Unflavored rum is comparable; flavored versions add sugar.
Light Beer	12 fl oz	~103	Contains carbohydrates and is served in a larger volume.
Regular Beer	12 fl oz	~153	Higher carb and calorie count than light beer.
Dry Red Wine	5 fl oz	~125	Contains residual sugars, adding to the calorie count.

The Impact of Alcohol on Weight Management

Beyond the raw calorie count, it's important to understand how alcohol consumption can affect weight loss goals. When you drink, your body prioritizes metabolizing the alcohol over burning fat, effectively slowing your metabolic rate. Additionally, alcohol can stimulate hunger and lower inhibitions, potentially leading to poor food choices and overeating.

Conclusion

Knowing how many calories in a 1.5 shot of whiskey depends primarily on its proof, with higher alcohol content leading to more calories. For a standard 80-proof whiskey, the answer is approximately 97 calories. However, adding mixers or consuming high-proof varieties can significantly increase this figure. For those mindful of their calorie intake, enjoying straight whiskey in moderation is key. Being aware of the calorie contributions from both the spirit and any additions allows for more informed and balanced choices when enjoying a drink. For more information on responsible drinking and calorie intake, resources like Drinkaware provide helpful guidance.

Note: A 1.5-ounce serving is considered a standard US shot size, though pours at bars can often be more generous. Always consider the serving size when estimating your calorie intake.

Low-Calorie Whiskey Drinking Tips

To enjoy whiskey while keeping calories low, consider these strategies:

• Enjoy it neat or on the rocks: The simplest way to keep calories at a minimum is to consume the whiskey straight, without any mixers.
• Pair with zero-calorie mixers: Use soda water, diet cola, or water to mix your drink without adding sugar.
• Control your portion size: Be mindful that standard bar pours may exceed the 1.5-ounce standard, so using a jigger at home can help you accurately track calories.
• Stay hydrated with water: Drinking water between alcoholic drinks can help you pace yourself and reduce overall consumption.
• Opt for 80-proof: If available, choosing a whiskey with a lower proof will naturally result in fewer calories per shot.

Key Factors Influencing Whiskey Calories

• Proof Level: The alcohol percentage (proof) is the primary determinant of a whiskey shot's calorie count.
• Mixers and Additives: Sugary sodas, juices, and syrups dramatically increase the total calories of a drink.
• Serving Size: A 1.5-ounce shot is standard, but larger restaurant pours will increase the calorie intake.
• Flavoring: Flavored whiskeys often contain added sugars, which boosts their caloric content compared to unflavored versions.
• Empty Calories: Alcohol calories offer no nutritional value, providing energy without essential vitamins or minerals.
• Metabolic Impact: Alcohol temporarily slows down your body's fat-burning process as the liver prioritizes metabolizing it.

FAQs

Q: Does higher-proof whiskey have more calories? A: Yes, higher-proof whiskey contains a greater percentage of alcohol per volume, and since alcohol contains calories, the calorie count per shot will be higher.

Q: Does whiskey have carbs or sugar? A: Straight, pure whiskey has zero carbs and no sugar. The carbohydrates are removed during the distillation process.

Q: Is whiskey considered an empty calorie? A: Yes, the calories in alcohol are often called empty calories because they provide energy but no nutritional value, such as vitamins or minerals.

Q: How does adding a mixer like soda affect the calorie count? A: Adding a sugary mixer like regular soda can significantly increase the total calories, sometimes by over 100 calories per drink.

Q: What is the lowest-calorie way to drink whiskey? A: The lowest-calorie options are drinking whiskey neat (straight), on the rocks with ice, or mixed with water or zero-calorie soda water.

Q: Is there a significant calorie difference between bourbon, scotch, and other whiskeys? A: At the same proof, the calorie count is virtually identical across different types of unflavored whiskey, as the calories come only from the alcohol.

Q: Can drinking whiskey impact weight gain? A: Yes, while whiskey itself is low-carb, the calories from alcohol can contribute to weight gain, particularly if consumed in excess. Alcohol can also slow your body's fat-burning metabolism.

Citations

• 1923 Prohibition Bar. (2025). How Many Calories in a Shot of Whiskey?. https://www.1923lv.com/calories-in-a-shot-of-whiskey/
• MedlinePlus. (2024). Calorie count - Alcoholic beverages. https://medlineplus.gov/ency/patientinstructions/000886.htm
• Zipps Liquor. (2023). Nutrition Facts: How Many Calories In A Shot Of Whiskey?. https://www.zippsliquor.com/blog/whiskey-nutrition-facts/
• WhiskeyBon. (2021). How Many Carbs And Calories Are In Whiskey?. https://whiskeybon.com/blog/carbs-and-calories-in-whiskey/
• Drinkaware. (2023). How many units and calories are in whisky?. https://www.drinkaware.co.uk/facts/information-about-alcohol/alcoholic-drinks-and-units/units-and-calories-in-alcoholic-drinks/whisky

Frequently Asked Questions

How many calories are in an 80-proof whiskey shot?

A standard 1.5-ounce shot of 80-proof whiskey contains approximately 97 calories, with all calories derived from the alcohol content.

Does higher-proof whiskey have more calories?

Yes, as the proof increases, the concentration of alcohol per volume also rises, resulting in a higher calorie count per shot. For example, 100-proof whiskey has more calories than 80-proof.

Does whiskey have any carbohydrates or sugar?

No, pure distilled whiskey has zero carbs and no sugar. The distillation process removes the carbohydrates and sugars from the fermented grain mash.

How does mixing whiskey with soda affect calories?

Mixing whiskey with a sugary soda significantly increases the calorie count. For example, a whiskey and standard cola can add an extra 150 calories to your drink.

Is whiskey a low-calorie alcohol option?

When consumed neat or with a zero-calorie mixer like soda water, whiskey is a relatively low-calorie alcohol choice, especially when compared to beer, wine, or sugary cocktails.

Why are calories in alcohol called 'empty calories'?

Alcoholic beverages, including whiskey, provide calories but offer no significant nutritional benefits like vitamins, minerals, or fiber, leading to the term 'empty calories'.

Can drinking whiskey slow down fat burning?

Yes, when alcohol is in your system, your body prioritizes metabolizing it first, which temporarily slows down the fat-burning process.

What is the lowest-calorie way to drink whiskey?

The lowest-calorie method is drinking it neat (straight), on the rocks, or mixing it with water or zero-calorie club soda.

Is there a calorie difference between different types of whiskey like bourbon and scotch?

For unflavored whiskey of the same proof, the calorie count is virtually identical regardless of the type, as the calories come exclusively from the alcohol.