NAD Decision Offers Guidance On Comparisons Against Categories
| 3 min
When an advertiser makes a comparison against a category of products, it must generally substantiate the claim against 85% of the products in that category. It’s common for advertisers to narrow down a category in order to narrow down their substantiation requirements. Although advertisers have some discretion in how they do that, a recent NAD decision suggests there are limits to that discretion.