Lay's WOW Chips were

fat-free Diet food (or dietetic food) refers to any food or beverage whose recipe is altered to reduce fat, carbohydrates, and/or sugar in order to make it part of a weight loss program or diet. Such foods are usually intended to assist in weight loss or ...

potato chips A potato chip (North American English; often just chip) or crisp (British and Irish English) is a thin slice of potato that has been either deep fried, baked, or air fried until crunchy. They are commonly served as a snack, side dish, or appe ...

produced by

Frito-Lay Frito-Lay is an American subsidiary of PepsiCo that manufactures, markets, and sells corn chips, potato chips, and other snack foods. The primary snack food brands produced under the Frito-Lay name include Fritos corn chips, Cheetos cheese-flavor ...

containing

Olestra Olestra (also known by its brand name Olean) is a fat substitute that adds no calories to products. It has been used in the preparation of otherwise high-fat foods thereby lowering or eliminating their fat content. The Food and Drug Administrati ...

. They were first introduced in 1998, and were marketed using the

Lay's Lay's is a brand of potato chips, as well as the name of the company that founded the chip brand in the United States. The brand is also referred to as Frito-Lay because both Lay's and Fritos are brands sold by the Frito-Lay company, which has b ...

, Ruffles,

Doritos Doritos () is an American brand of flavored tortilla chips produced since 1964 by Frito-Lay, a wholly owned subsidiary of PepsiCo. The original Doritos were not flavored. The first flavor was Toasted Corn, released in 1966, followed by Taco in ...

, and

Tostitos Tostitos is a brand of Frito-Lay that produces different tortilla chips and a range of accompanying dips. Varieties There are many varieties of Tostitos chips: * Tostitos ''Gold'' (and bite size ''Gold'') - a thicker and larger version of t ...

brands. Although initially popular, charting sales of $400,000,000 in their first year, they subsequently dropped to $200,000,000 by 2000, as Olestra caused "abdominal cramping,

diarrhea Diarrhea, also spelled diarrhoea, is the condition of having at least three loose, liquid, or watery bowel movements each day. It often lasts for a few days and can result in dehydration due to fluid loss. Signs of dehydration often begin wi ...

fecal incontinence Fecal incontinence (FI), or in some forms encopresis, is a lack of control over defecation, leading to involuntary loss of bowel contents, both liquid stool elements and mucus, or solid feces. When this loss includes flatus (gas), it is referred ...

anal leakage" and other gastrointestinal symptoms" in some customers, warnings were required to be included on the packaging, with the WOW bag bearing a warning that read, "This Product Contains Olestra. Olestra may cause abdominal cramping and loose stools. Olestra inhibits the absorption of some vitamins and other nutrients. Vitamins A, D, E, and K have been added." Around the same time, the WOW brand was renamed to "Light." The product then continued under that brand name until they were discontinued in 2016.

References

{{food-product-stub Brand name snack foods Frito-Lay brands Discontinued products Products introduced in 1998 Brand name potato chips and crisps