18 false advertising scandals that cost some brands millions

In advertising, there's a big difference between pushing the truth and making false claims.

Many companies have been caught out for peddling mediocre products, using wild claims like "scientifically proven" with "guaranteed results."

For companies that cross the line, it can cost millions and lead to a damaged reputation.

We found 18 examples of false advertising scandals that have rocked big brands - some are still ongoing and not all companies have had to pay up, but each dealt with a fair amount of negative publicity.

Karlee Weinmann and Kim Bhasin contributed to an earlier version of this report.