The movie was funded largely by Quaker Oats for the intention of promoting the soon to be released Wonka Bars.

However, Quaker Oats chose not to market the bars, instead selling the brand to their manufacturer Sunline.

In the documentary Pure Imagination, producer David L. Wolper claims the bar was released to stores, but quickly recalled due to a production problem.

Wonka Bars consisted of small graham cracker pieces dipped in milk chocolate.

[4] A Nestlé factory in Europe began producing Wonka Bars in the flavors and wrappers depicted in the 2005 film: Whipple-Scrumptious Fudgemallow Delight, Nutty Crunch Surprise [without actual nuts] and Triple Dazzle Caramel.

More flavors appeared, including Piritto Natty Bur, Edible Garden, Eureka Moment, Happy Go Lucky, and Making WoW!

[5] In March 2010, Nestlé USA introduced a new line of chocolate bars named "Wonka Exceptionals", consisting of three varieties.

More additions included Cookie Creamery, and Mudpuff Caramel Stuff, also released in smaller sizes.

[12] In 2022, the Food Standards Agency issued a warning that fake Wonka bars were being sold in the UK with incorrect allergy advice.

[14] Westminster City Council seized over £100,000 in fake Wonka bars from shops on Oxford Street.