Nightly News | September 19, 2012
>>> as we mentioned at the top of the broadcast the health alert is out tonight about rice and rice products, everything from cereal to crackers to baby food . new studies are out today, one study showing that rice contains arsenic, something some folks new, but not everybody. more from nbc's jeff ross .
>> reporter: from babies eating rice cereal , to kids.
>> it snaps and pops.
>> reporter: and their rice krispies , rice is a staple. but now new reports showing alerts that arsenic has been tested, in 200 samples of the most popular brands.
>> these are not trace amounts, these are moderate to high amounts.
>> reporter: the fda did its own tests and announced similar results. while the health risks are not known, arsenic is a health risk over time that can cause health problems such as cancer and bladder problems, still, others say the rice is safe.
>> we have not seen established concerns that can be pointed to as a result to eating rice.
>> reporter: arsenic can be linked to cancer, but there is not something that says it can happen in food. but do you want to wait for that as a parent.
>> what we do know is that rice is a healthy food.
>> reporter: just last year, consumer reports found elevated levels of arsenic in apple and grape juice . while it is regulated in drinking water , there are no standards for rice, drinking water or other foods. what is your message to the fda ?
>> the message to the fda , it is time to start setting the standards in food.
>> reporter: but the fda says that more testing is needed. matt lauer talked about it today.
>> why not set limits now?
>> well, our best advice is a balanced die it. i am a mom, i recommend moderation in what they eat.
>> reporter: others say eat rice in moderation, and when you do, rinse it thoroughly. and if you're a parent serving your baby rice cereal , limit it to once a week. nbc news, new york.