When a dishwasher manufacturer recommends a specific brand of detergent, such as Cascade, it could mean one of several things, and the actual reason may vary from one manufacturer to another. Here are the two most common scenarios:
Optimized for Cascade: In some cases, dishwasher manufacturers may work in collaboration with detergent manufacturers like Cascade to develop and optimize their dishwashing cycles specifically for that detergent. This could involve testing and fine-tuning the dishwasher's settings to provide the best performance when using Cascade detergent. The goal is to ensure that the detergent works effectively with the dishwasher's features and cleaning mechanisms.
Paid Advertising: On the other hand, it is possible that the dishwasher manufacturer has a paid advertising or sponsorship agreement with Cascade. In this scenario, the recommendation to use Cascade detergent may not be based on any specific optimization of the dishwasher's cycles but rather on a commercial partnership between the two companies. In such cases, the dishwasher manufacturer may endorse Cascade as a way to generate revenue or to subsidize the cost of their products.
It can be challenging for consumers to distinguish between these two scenarios without more detailed information from the manufacturer. In either case, the dishwasher will likely work with other brands of dishwasher detergent as well. While using the recommended detergent might provide good results, it is not strictly necessary to use the specific brand suggested. Modern dishwashers are designed to work effectively with a variety of detergents, so you can still use other reputable brands that suit your preferences and needs. Always check your dishwasher's user manual for information on recommended detergents and best practices to maintain optimal performance.