Kellogg's

Kellogg's was the principal consumer-facing name of the American food manufacturer Kellogg Company, whose origins lay in the health-food experimentation conducted at the Battle Creek Sanitarium in Michigan. The brand became identified especially with ready-to-eat breakfast cereal, beginning with the commercialization of toasted corn flakes by Will Keith Kellogg in the early twentieth century. Although the exact role of the Kellogg brothers and other participants in the original flaking experiments has been debated, the commercial breakthrough came when W. K. Kellogg transformed a sanitarium food into a packaged product that could be distributed nationally. The company founded by W. K. Kellogg in 1906 developed the Kellogg's name through large-scale manufacturing, distinctive packaging, advertising and promotional premiums. Its early portfolio centered on Corn Flakes and expanded into products such as Rice Krispies, Frosted Flakes and All-Bran. Kellogg's marketing helped establish cereal as a convenient household breakfast and made the brand familiar through cartoon characters, jingles, television sponsorships and prizes placed in cereal boxes. The company also addressed adult consumers and international markets, particularly during the 1980s, when it introduced products and campaigns emphasizing convenience, nutrition and cereal consumption beyond childhood. Over time, Kellogg's broadened well beyond cereal. Acquisitions and brand development brought crackers, cookies, frozen foods, snack bars, toaster pastries, potato crisps and plant-based foods into its business. Notable additions included Eggo, Keebler, Morningstar Farms, Kashi, Cheez-It and Pringles. In 2001, Kellogg acquired Keebler, while in 2012 it purchased Pringles from Procter & Gamble for approximately $2.7 billion. In 2019, it sold several cookie and bakery businesses, including Keebler's cookie operations and Famous Amos, to Ferrero, retaining certain cracker activities and repositioning its portfolio toward snacks and international growth. The company also faced operational, labor and reputational challenges. It exited Venezuela in 2018 amid the country's economic crisis, and its former facilities later produced cereal packaging using the Kellogg's identity without the company's authorization. In 2021, a 77-day strike affected four U.S. cereal plants and ended after workers approved a collective bargaining agreement. Kellogg's made commitments concerning cage-free eggs, animal-welfare practices and the reduction of glyphosate use in its supply chain, reflecting changing expectations around food sourcing and sustainability. In 2023, the corporate business formerly known as Kellogg Company completed a structural separation. Its global snacking and international cereal activities became Kellanova, while North American cereal operations became WK Kellogg Co. The Kellogg's name therefore ceased to describe a single independently listed operating corporation, although it continued as a major brand identity across products and markets. Kellanova was acquired by Mars in 2025, while WK Kellogg Co was acquired by Ferrero. The brand's historical significance remains rooted in packaged breakfast cereal, but its commercial legacy also encompasses some of the world's best-known convenience-food and snack products.

The Kellogg story began in Battle Creek, Michigan, where John Harvey Kellogg supervised the Battle Creek Sanitarium and W. K. Kellogg worked in administration. Experiments intended to create health-oriented, easily digestible foods led to the production of grain flakes in the 1890s. The brothers disagreed over whether and how the product should be commercialized. W. K. Kellogg ultimately founded the Battle Creek Toasted Corn Flake Company on February 19, 1906. The business grew rapidly around toasted corn flakes. A factory fire in 1907 destroyed the principal plant, but W. K. Kellogg rebuilt and resumed production within six months. The company was renamed the Kellogg Toasted Corn Flake Company in 1909 and adopted the name Kellogg Company in 1922. A legal dispute over use of the family name ended in W. K. Kellogg's favor in 1920. Kellogg developed a distinctive mass-market model based on cereal manufacturing, national distribution, advertising and consumer promotions. Its products included Corn Flakes, Rice Krispies, Frosted Flakes and All-Bran, while cereal-box prizes, mascots, jingles and television sponsorships reinforced brand recognition. During the Great Depression, W. K. Kellogg introduced shorter workweeks at many facilities to create additional employment, a policy that continued in modified form for decades. From the late 1960s onward, the company expanded through acquisitions and entered adjacent food categories. Its portfolio eventually included Eggo, Keebler, Morningstar Farms, Kashi, Cheez-It, Pringles and other snack, frozen and plant-based businesses. During the 1980s, management responded to declining U.S. cereal share by targeting adults, emphasizing convenience and nutrition, developing new products and expanding internationally. The acquisition of Keebler in 2001 and Pringles in 2012 strengthened its snack presence. The modern company increasingly focused on responsible sourcing and portfolio management. It announced goals concerning cage-free eggs and pork production practices in 2015, a global food-security and farming commitment in 2019, and cooperation with suppliers to phase out glyphosate use as a pre-harvest drying agent by 2025. It also sold several cookie and bakery brands to Ferrero in 2019. After labor conflict at U.S. cereal plants in 2021, Kellogg announced a major restructuring in 2022. The separation was completed on October 2, 2023: Kellanova inherited the global snacking and international cereal business, while WK Kellogg Co took over North American cereal operations. Subsequent acquisitions by Mars and Ferrero ended the independent corporate structure associated with the former Kellogg Company, while the Kellogg's name continued as a product and brand identity.

1. 2023Separation completed

   The former Kellogg Company separated into Kellanova and WK Kellogg Co.

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2. 2019Cookie businesses sold to Ferrero

   Famous Amos, Murray's, Keebler's cookie business, Mother's and Little Brownie Bakers were sold to Ferrero for approximately $1.4 billion.

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3. 2017RXBAR acquired

   Kellogg acquired Chicago-based snack company RXBAR for approximately $654 million.

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4. 2012Pringles acquired

   Kellogg purchased Pringles from Procter & Gamble in a cash transaction reported at approximately $2.7 billion.

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5. 2001Keebler acquired

   Kellogg acquired the Keebler Company for approximately $3.87 billion.

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6. 1922Kellogg Company name adopted

   The company adopted the Kellogg Company name.

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7. 1907Factory fire and rebuilding

   A fire destroyed the main factory, which was rebuilt and operating again within six months.

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8. 1906Battle Creek Toasted Corn Flake Company founded

   W. K. Kellogg established the company that commercialized toasted corn flakes.

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9. 1894Early grain-flaking experiments

   Grain-flaking work at the Battle Creek Sanitarium produced the food technology associated with the later Corn Flakes business.

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Accessible, family-oriented packaged food combining convenience, recognizable flavors, nutrition claims and strong household brand familiarity.

• Corn FlakesBreakfast cereal1906

  The foundational toasted corn cereal associated with Kellogg's origins and one of the company's most internationally recognizable products. Its simple flake format helped establish packaged ready-to-eat cereal as a mainstream breakfast category.

• Frosted FlakesBreakfast cereal

  A sweetened corn-flake cereal marketed through the Tony the Tiger character and family-oriented advertising. It became one of the company's most prominent child-focused cereal brands.

• Rice KrispiesBreakfast cereal

  A puffed-rice cereal known for its audible crisping sound and for its association with marshmallow treat recipes. The brand has also been used extensively in television and seasonal marketing.

• Special KBreakfast cereal

  A cereal and nutrition-oriented brand positioned toward adult consumers. It helped support Kellogg's strategy of presenting cereal as a convenient option for adults as well as children.

• PringlesPotato crisps1968

  A stacked, uniformly shaped potato crisp brand acquired by Kellogg from Procter & Gamble in 2012. Pringles substantially increased the company's global snack-food scale.

• Cheez-ItCrackers1921

  A savory baked cracker brand that became a major part of Kellogg's snack portfolio and was used in sports and event sponsorships, including college football bowl naming partnerships.

• EggoFrozen foods

  A frozen waffle and breakfast-food brand acquired during Kellogg's historical expansion beyond shelf-stable cereal.

• Morningstar FarmsPlant-based foods

  A plant-based food business offering meat-alternative products. Kellogg considered separating the activity during its restructuring but later retained it within the successor snacking business.

• 2019All Together Cereal

  United States

  Kellogg partnered with GLAAD on a limited-edition package combining six miniature cereal boxes and donated $50,000 to anti-bullying and LGBTQ advocacy work.

  Outcome. Generated awareness around inclusion and anti-bullying.

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• 2019Tony the Tiger Sun Bowl sponsorship

  United States

  Kellogg became title sponsor of the Sun Bowl, which was branded the Tony the Tiger Sun Bowl.

  Outcome. Extended mascot-based branding into college football.

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• 2016Kellogg's Tour of Gymnastics

  United States

  Kellogg sponsored a 36-city post-Olympic gymnastics tour featuring prominent U.S. medal-winning gymnasts.

  Outcome. Expanded the brand's association with family entertainment and U.S. gymnastics.

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• 2023Corporate separation into Kellanova and WK Kellogg CoStrategy

  Management sought to give the large global snack and international cereal operations a separate structure from North American cereal.

  What changed. The company completed the separation on October 2, 2023.

  Aftermath. Kellanova became the successor global snacking and international cereal company, while WK Kellogg Co operated the North American cereal business.

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• 2012Acquisition of PringlesM&A

  Kellogg sought to strengthen its position in global snack foods and diversify beyond traditional cereal.

  What changed. It acquired Pringles from Procter & Gamble in a cash transaction reported at approximately $2.7 billion.

  Aftermath. Pringles became one of the most important international snack brands in the Kellogg portfolio.

  Acquisition price. Approximately US$2.7 billion (2012)

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• 2018Unauthorized Kellogg branding in VenezuelaControversy

  After Kellogg ceased Venezuelan operations, cereal products appeared using its logo, mascots and packaging elements alongside political messaging. The company characterized the use as unauthorized and said it would pursue legal remedies.

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• 2025Mars agrees to acquire Kellanova

  Kellanova, the successor company containing the former global snacking business, was acquired by Mars.

  M&A
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• 2025Ferrero acquires WK Kellogg Co

  Ferrero acquired the North American cereal company created through Kellogg's 2023 separation.

  M&A
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• 2023Kellogg Company separates into Kellanova and WK Kellogg Co

  The company completed its planned separation, placing global snacks and international cereal activities in Kellanova and North American cereal operations in WK Kellogg Co.

  M&A
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• 2022Kellogg announces planned corporate separation

  The company announced plans to divide its cereal and snack activities into separate businesses, later naming them WK Kellogg Co and Kellanova.

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• 2021U.S. Kellogg cereal workers end 77-day strike

  Workers at four U.S. cereal plants approved a collective bargaining agreement after a prolonged labor dispute.

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1. Kellogg's