. >> senator clair mccase skill criticized dr.ng his television fame to promote weight loss pills. >> i don't get why you need to say this stuff because you know that it's not true. >> i actually do personally believe in the items that i talk about in the show. i passionately studied them, in an intent to engage viewers, u use flowery language. >> it's call sensa. >> reporter: both sensa and pure green coffee have been fined by the federal trade commission have fined them. they often use clips from his show without his permission to promote a product. he said his biggest mistake is not telling viewers to trust it. >> i should say here are the companies i trust. go buy their products because they're not going to scam you or make illegal claims. >> reporter: dr. oz told the senate subcommittee he will be part of the solution. he maintains he has never endorsed the specific brands nor has he received money for the sale of any supplements. injury yreka duncan, cbs news, new york. >>> when we return, soaring on two wheels. you'll meet