Retailers’ Clean Beauty Claims Fuel Consumer Doubts and Lawsuits

In the beauty world, a “clean” product brings to mind one or more of the following features: sustainable, nontoxic, ethically made, cruelty-free, or even vegan.

Such broad associations speak to the appeal of “clean beauty” products: They can make consumers—especially climate-conscious Gen Z and millennials—feel like they’re making the better choice for themselves and the planet. The “clean beauty” market, which is forecast to expand to $15.3 billion by 2028, has grown from its roots in luxury and independent brands to take over shelves of products at mass-market retailers like Target.

But companies’ self-imposed definitions of what they consider ...