The news item from CNBC On The Money is about: The rate at which U.S. consumers open their wallet to feed their furry companions has become big business: Pet food alone is now an industry worth more than $26 billion and growing, according to IBIS World figures. That has led some experts to question the regulations that safeguard the industry—and ingredients being used. No one's really minding that store right now… It's left up to the consumer to know that it's safe, said Joseph J. Wakshlag, a veterinarian specializing in nutrition at Cornell University, told CNBC's On the Money in an interview.