
Diet Rite Cola was a zero-calorie, zero-caffeine, and zero-sodium soft drink that was initially distributed by the RC Cola company. It was introduced in 1955 and was the first diet soft drink in the United States. In 2018, the brand was acquired by the Dr Pepper Snapple Group, which later merged with Keurig to become Keurig Dr Pepper. Keurig Dr Pepper, a beverage giant, currently owns and distributes Diet Rite.
| Characteristics | Values |
|---|---|
| Brand | Diet Rite |
| Type | No-calorie soft drink |
| Current owner | Keurig Dr Pepper |
| Previous owner | RC Cola company |
| Year introduced | 1955 |
| Year introduced nationwide | 1962 |
| Original formula sweeteners | cyclamate, saccharin |
| 1987 formula sweeteners | aspartame |
| 2000 formula sweeteners | Splenda brand sucralose, Sunett brand acesulfame potassium |
| Flavours | Cola, cherry cola, cherry, grape, citrus |
| Discontinuation year | 2024 |
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What You'll Learn

Diet Rite was first distributed by RC Cola
Over the years, Diet Rite changed hands and was eventually acquired by the Dr Pepper Snapple Group, which later merged with Keurig to become Keurig Dr Pepper (KDP) in 2018. Despite the changes in ownership, Diet Rite underwent multiple ingredient reformulations and flavour introductions to keep up with evolving health trends, consumer preferences, and market demands.
In the 1990s, for instance, Diet Rite introduced fruit-flavoured varieties such as cherry, grape, and citrus to align with the decade's diet food trends emphasizing wholesomeness and naturalness. This shift towards fruit-inspired sodas also allowed the brand to diversify beyond traditional cola flavours and tap into the growing consumer interest in healthier beverage options.
By 2000, Diet Rite underwent another significant reformulation, replacing aspartame with Splenda brand sucralose and Sunett brand acesulfame potassium. This move positioned Diet Rite as the first major diet soda in the United States to eliminate aspartame and saccharin as sweeteners.
While the brand has since been discontinued in late 2024, its journey from RC Cola to Keurig Dr Pepper illustrates the dynamic nature of the beverage industry, where brands must adapt to changing health trends, consumer preferences, and market dynamics to remain competitive.
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It was one of the first diet sodas in the US
Diet Rite was one of the first diet sodas in the United States, introduced in 1955 and initially marketed as a "dietetic product" for health-conscious consumers. It was originally distributed by the RC Cola Company and sweetened with a blend of cyclamate and saccharin. Positioned as a healthy, no-calorie beverage, Diet Rite reflected the growing consumer demand for low-calorie, guilt-free alternatives to sugary drinks in the 1950s.
As the first diet soda to be marketed for its nutritional value, Diet Rite's branding focused on weight-consciousness and the idealized body types of the time. This was exemplified in their memorable 1960s television ad featuring The Paris Sisters, who sang a catchy jingle about "staying thin" with Diet Rite. The company further emphasized this messaging by removing caffeine and switching to alternative sweeteners like aspartame and saccharin in the 1980s and 1990s.
In the 1990s, Diet Rite introduced several fruit-flavored varieties, aligning with contemporary diet trends that prioritized perceptions of wholesomeness and naturalness. The brand continued to innovate, becoming the first major diet soda in the US to eliminate aspartame and saccharin from its formula in 2000, replacing them with Splenda brand sucralose and Sunett brand acesulfame potassium.
Over the years, Diet Rite changed hands several times, eventually landing with the Dr Pepper Snapple Group, which merged with Keurig to become Keurig Dr Pepper (KDP) in 2018. While it faced competition from other diet sodas like Diet Coke and Diet Pepsi, Diet Rite maintained a dedicated following, particularly among those allergic to aspartame, due to its unique formula. Despite its popularity, KDP discontinued Diet Rite in late 2024, though it remains a significant chapter in the history of diet sodas in the US.
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The product was reformulated several times
Diet Rite was first introduced in 1955 (some sources say 1958) by the RC Cola company as one of the first diet soft drinks in the United States. The product was reformulated several times, reflecting changing health trends, scientific discoveries, and market shifts.
The original formula was sweetened with cyclamate and saccharin. However, in 1969, the FDA banned the use of cyclamate due to health concerns, forcing Diet Rite to reformulate its product by removing cyclamate and relying solely on saccharin. This reformulation also aligned with the brand's positioning as a health-conscious diet soda that embraced artificial ingredients to provide sugar-free alternatives.
In the 1970s and 1980s, with the rising popularity of low-calorie products, Diet Rite once again adapted its formula. In 1981, soon after aspartame was approved, Diet Rite adopted this high-intensity sweetener, marketing it under the NutraSweet brand name. Additionally, in 1987, they eliminated saccharin entirely and removed caffeine from their formula.
Facing growing controversy and safety concerns regarding aspartame in the late 1990s, Diet Rite proactively replaced aspartame with Splenda brand sucralose and Sunett brand acesulfame potassium in 2000. This reformulation positioned Diet Rite as the first major diet soda in the United States to avoid using aspartame or saccharin as sweeteners.
Throughout its history, Diet Rite has undergone multiple reformulations to keep up with evolving health trends, scientific advancements, and consumer preferences. These changes have played a significant role in shaping the product's trajectory and its lasting impact on the diet soda landscape.
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It was discontinued in late 2024
Diet Rite, a brand of zero-calorie soft drinks, was discontinued in late 2024. The soda brand was first introduced in 1955 and was initially marketed as a healthful beverage for diabetics. Over the years, the brand changed hands several times, with the RC Cola company selling it off, and it eventually came to be owned by Keurig Dr Pepper.
Despite its long history and popularity, particularly among those seeking a caffeine-free and aspartame-free option, Diet Rite was discontinued without a clear explanation from the company. Some speculate that low sales or a shift in focus to bigger brands could be the reason for its discontinuation.
The discontinuation of Diet Rite left loyal customers disappointed and searching for alternatives. Many appreciated that it was one of the few diet colas that did not contain aspartame, a sweetener to which some people are allergic. The absence of Diet Rite in the market highlighted the challenge of finding caffeine-free and aspartame-free soda options.
The story of Diet Rite's discontinuation reflects the evolving landscape of the beverage industry. With health-conscious consumers embracing better-for-you options, the demand for zero-sugar and reduced-sugar drinks has been rising. This shift has prompted beverage companies to explore alternative sweeteners and market their products as health-focused rather than diet aids.
In the lead-up to its discontinuation, Diet Rite had undergone several ingredient formulations to keep up with changing health trends, scientific discoveries, and market demands. The brand had initially contained cyclamate, which was banned in 1969, leading to a reformulation that included aspartame. However, facing controversy over aspartame's safety, Diet Rite again reformulated its recipe in 2000, becoming the first major diet soda in the US to avoid aspartame and saccharin as sweeteners.
Despite its efforts to adapt to changing trends and consumer preferences, Diet Rite ultimately met its end in late 2024, leaving a lasting impact on the diet soda segment it helped pioneer.
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It's now owned by Keurig Dr Pepper
Diet Rite was originally launched by the Royal Crown Company (RC Cola) in 1955 as one of the country's first diet soft drinks. It was initially marketed towards diabetics but was later expanded to mainstream markets.
Over the years, Diet Rite changed hands and was eventually acquired by Dr Pepper Snapple Group. In 2018, the Dr Pepper Snapple Group merged with Keurig to form Keurig Dr Pepper (KDP). As a result of this merger, Diet Rite is now owned by and distributed by Keurig Dr Pepper.
Keurig Dr Pepper is a beverage giant that oversees a huge portfolio of brands, including Dr Pepper, 7UP, and Canada Dry. The company is based in Texas and has generated billions in revenue.
Under the ownership of Keurig Dr Pepper, Diet Rite has undergone several ingredient formulations and flavour introductions. It has been positioned as a health-conscious diet soda that embraced artificial ingredients to offer sugar-free alternatives. For example, in 2000, Diet Rite became the first major diet soda in the United States to eliminate aspartame and saccharin as sweeteners, instead using Splenda brand sucralose and Sunett brand acesulfame potassium.
While Diet Rite has had a long history and played a pioneering role in the diet soda segment, it was discontinued in late 2024. The reason for the discontinuation is not clear, but it could be due to low sales or a shift in focus towards bigger brands.
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Frequently asked questions
Diet Rite Cola is currently owned by and distributed by Keurig Dr Pepper. It was originally launched by the Royal Crown Company (RC Cola) in 1955 or 1958 as the first diet soda in the US.
Yes, the recipe for Diet Rite has changed several times since its launch. The original formula was sweetened with cyclamate and saccharin, but cyclamate was banned in 1969 and replaced with NutraSweet brand aspartame. In 1987, saccharin was also removed, completely eliminating caffeine from the drink. In 2000, aspartame was replaced with Splenda brand sucralose and Sunett brand acesulfame potassium.
The recipe for Diet Rite was changed in response to health concerns and market trends. For example, cyclamate was banned by the FDA in 1969 due to controversial health concerns, and aspartame was removed in 2000 due to growing controversy over its safety.











































