The amount of detergent per load is set by the manufacturer, who can injection mold that measuring cup in whatever size they want. FTA:

> The amount of liquid had shrunk to 92 ounces from 100 ounces before the pandemic, and the price had risen by a dollar. After that, the cost stayed the same, but the contents shrank to 84 ounces in 2024 and then to 80 ounces in December.

> The label continuously promised enough detergent for 64 loads of laundry.

> ...Tide specifically got the "most significant upgrade to its liquid formula in over 20 years," according to the company, with a "boosted" level of active cleaning ingredients and updated dosage instructions.

> "The result is superior cleaning performance in a smaller dose," a Procter & Gamble representative said.

Do you take them at their word for that? I'm specifically wondering whether the 84 ounce, 64-load bottle with a cap that measures out 1.3125 ounces per load contains the exact same liquid as the 80 ounce, 64-load bottle with a cap that measures out 1.25 ounces per load. I prefer powder detergent with a prewash dose, I know my clothes get clean, but I don't know that anyone outside a lab would be able to inspect clothes post-wash and notice the difference in cleanliness caused by the removal of 0.0625 ounces of detergent.

They have three ways to protect or boost profits: Raise prices, decrease quantities, or decrease quality. NPR and the