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Does A&W root beer have aspartame in it?

4 min read

First established in 1919, the A&W brand has a rich and long-standing history, but for many modern consumers, ingredient scrutiny is paramount. The inclusion of aspartame in A&W root beer is product-dependent, meaning the answer differs between the regular and zero-sugar versions of the beverage.

Quick Summary

A&W's Zero Sugar and Diet root beer varieties contain the artificial sweetener aspartame, often alongside acesulfame potassium, for their sweet taste. The classic, regular A&W root beer, however, is sweetened with high-fructose corn syrup and contains no aspartame.

Key Points

  • A&W Zero Sugar Contains Aspartame: A&W Zero Sugar (formerly Diet) root beer is sweetened with a combination of aspartame and acesulfame potassium.

  • Regular A&W is Aspartame-Free: The classic, full-calorie version of A&W root beer uses high-fructose corn syrup as its sweetener and does not contain aspartame.

  • Check the Label for Assurance: Due to product variations, the most reliable method for confirming ingredients is to read the nutritional information on the specific can or bottle.

  • Phenylketonuria (PKU) Warning: As a result of the aspartame content, A&W Zero Sugar and Diet products carry a warning for individuals with PKU because they contain phenylalanine.

  • Blended Sweeteners for Better Taste: The blend of aspartame and acesulfame potassium is used to create a more balanced and palatable sweetness profile in the zero-sugar option.

  • Regional Differences Exist: Ingredient formulations can sometimes differ slightly based on country or bottler, further emphasizing the need to check the local product's label.

In This Article

Navigating the world of soft drinks can be confusing, especially with multiple product variations on the market. For fans of A&W root beer, knowing which ingredients are in the can or bottle is important for dietary reasons, taste preferences, or health concerns related to artificial sweeteners like aspartame. By examining the labels of A&W's different root beer products, the distinction becomes clear.

The Difference Between A&W Products

To understand whether aspartame is present, you must differentiate between the various A&W root beer products available for purchase. The key lies in the labeling: the classic A&W root beer and the A&W Zero Sugar (formerly Diet) version have completely different sweetener profiles. Regional formulations can also have slight variations, making label-checking a necessary habit for concerned consumers.

Sweeteners in Classic A&W Root Beer

The traditional A&W root beer, the one with calories and added sugar, does not contain aspartame. Its sweetness comes from a different, more common sweetener.

  • High-fructose corn syrup: The primary ingredient responsible for the sweet, familiar taste of the classic A&W root beer is high-fructose corn syrup.
  • Other ingredients: The rest of the ingredient list typically includes carbonated water, caramel color, sodium benzoate (a preservative), and natural and artificial flavors.

Sweeteners in A&W Zero Sugar and Diet Root Beer

For those seeking a low-calorie or sugar-free option, the A&W Zero Sugar and older Diet versions use artificial sweeteners, including aspartame.

  • Aspartame: This artificial sweetener is a key ingredient in A&W Zero Sugar root beer, providing the sweet flavor without the calories of sugar. The label on products containing aspartame must also include a warning for individuals with phenylketonuria (PKU), as it contains phenylalanine.
  • Acesulfame Potassium: Aspartame is often used in combination with acesulfame potassium (Ace-K) in diet beverages. This blend is used by manufacturers to create a more balanced sweetness profile that better mimics the taste of sugar.
  • No Added Sugar: The Zero Sugar version contains no added sugars, making it a zero-calorie option.

Understanding Aspartame

Aspartame is an artificial, non-saccharide sweetener used as a sugar substitute in many foods and beverages. It is created by combining two amino acids, aspartic acid and phenylalanine. The U.S. Food and Drug Administration (FDA) has approved its use, but it has been a subject of public debate and concern for many years.

Common facts about aspartame:

  • Usage: It is approximately 200 times sweeter than sucrose (table sugar), so only a small amount is needed.
  • Metabolism: The body metabolizes aspartame into its constituent amino acids. Individuals with the rare genetic disorder phenylketonuria (PKU) cannot metabolize phenylalanine and must avoid it.
  • Taste Profile: Aspartame provides a clean sweet taste, but some individuals report a slightly bitter aftertaste, which is why it is often blended with other sweeteners.

Comparison of A&W Root Beer Products

This table provides a quick side-by-side look at the primary differences in sweeteners and nutritional content for the two main types of A&W root beer.

Feature Regular A&W Root Beer A&W Zero Sugar Root Beer
Primary Sweetener High-fructose corn syrup Aspartame & Acesulfame Potassium
Calories (per 12 fl oz can) ~170 calories 0 calories
Added Sugars (per 12 fl oz can) 46g+ 0g
Aspartame No Yes
Phenylalanine Warning No Yes (Contains Phenylalanine)

How to Check A&W's Ingredients

For the most accurate information, especially since products and formulations can vary by country or bottler, always read the ingredient list printed on the product packaging.

Where to find the ingredient list:

  • Cans: Check the side or back of the can.
  • Bottles: Look for the label wrapped around the bottle.
  • Online: Visit the official A&W website or the website of the bottling company in your region for product specifics.
  • Restaurant Fountain Drinks: When ordering from an A&W restaurant, remember that the fountain root beer may be made in-house and could have a different recipe than the bottled version. If you have concerns, ask the staff about the ingredients.

Conclusion: Label Reading is Key

In short, whether A&W root beer contains aspartame depends entirely on which product you purchase. The classic, regular version is sweetened with high-fructose corn syrup and contains no aspartame, while the Zero Sugar and Diet versions use aspartame and acesulfame potassium to achieve a sweet, calorie-free flavor. For individuals monitoring their intake of sugar or artificial sweeteners, a quick check of the product label is the only way to be sure. Understanding these differences allows consumers to make an informed choice that best suits their dietary needs and preferences.

Exploring Artificial Sweetener Alternatives

For those who prefer to avoid both high-fructose corn syrup and aspartame, there are several root beer alternatives that use different sweeteners.

  • Stevia-based root beers: Some newer beverage brands use stevia leaf extract, a natural, calorie-free sweetener.
  • Sucralose-based root beers: Other diet root beers use sucralose as their primary sweetener.
  • Root Beer with Cane Sugar: Some specialty brands offer root beers sweetened with cane sugar rather than high-fructose corn syrup.

The Importance of Making an Informed Choice

Consumer awareness of food ingredients has led to a wider variety of beverage options. This trend is driven by concerns about sugar intake, the health implications of different sweeteners, and personal dietary choices. Staying informed about the contents of your food and drinks empowers you to make selections that align with your wellness goals. For more general information on dietary sweeteners, a reliable source can be helpful, such as resources from the Food and Drug Administration (FDA) in the U.S.

Ultimately, there is no single answer for all A&W products. The key takeaway is to read the label carefully to confirm the sweetener used in the specific root beer you intend to consume. The clear distinction between the regular and zero-sugar varieties is a critical piece of information for any consumer with a specific dietary need related to sweeteners.

Frequently Asked Questions

Yes, A&W Diet Root Beer, which has been renamed A&W Zero Sugar, contains aspartame as one of its primary artificial sweeteners.

The classic, regular version of A&W root beer is sweetened with high-fructose corn syrup, not aspartame.

No, A&W Zero Sugar root beer contains aspartame, which is a source of phenylalanine and should be avoided by individuals with the genetic disorder phenylketonuria (PKU).

No, not all diet root beers use aspartame. Some brands use other artificial sweeteners like sucralose or natural, calorie-free sweeteners like stevia.

In addition to aspartame, A&W Zero Sugar root beer also includes acesulfame potassium, which is often used in combination with other sweeteners to improve flavor.

The recipe for A&W fountain root beer, particularly at restaurant locations that mix their own, can differ from the pre-bottled or pre-canned product. It's best to ask restaurant staff if you have specific ingredient concerns.

The rebranding from 'Diet' to 'Zero Sugar' was a marketing decision to align with consumer trends and preferences for products labeled 'zero sugar' over 'diet'.

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.