linda gigliotti: the non-meat sources of protein could come from beans, legumes, pinto beans, kidney beans, black beans, lentils, etc. tofu. some from seeds and nuts although those are higher fat sources of protein as well. also iron is another problem because meat is an excellent source of iron. when you eliminate lean meats from the diet, you're eliminating a very good source of iron. not that you can't be well nourished. you can as a vegetarian. it's just that people need to pay some attention. they need to choose foods more carefully. disease prevention through nutrition is a relatively new area of research that explores the link between certain foods and the nutrients in them and their ability to prevent or minimize a long list of medical conditions including heart disease, high blood pressure, and cancer. for example, researchers have found a correlation between foods which contain phytochemicals and antioxidants and the slowing of normal wear and tear of the body. joanne ikeda: phytochemicals and antioxidants reduce oxidation, oxidative damage to cellular tissue. and that's in

so we're talking about taking a whole food like a peace of meat or a legume, and replacing it with ahly processed food. and we have to question whether we understand the metabolism enough to say we can create a fully processed diet that can do the same for you as eating whole foods. but at the same time you have to wonder if there are other health concerns with some of these products that are really -- that -- that aren't an issue, because we don't eat that much of them. americans eat a lot of soy, soy protein isolate, even though they don't realize it, because it is in a lot of processed foods, what if we replace a chicken with a chicken alternative, suddenly radially increasing the amount of soy in your diet, there may be some implications there. and there is research that suggests that this particular part of the soy plant is annest again mimic. >> we have christian who is still skeptical . . . i can see you nodding your head. is this future food healthy? and will people buy into it? >> well, that's the question. it's an opportunity and risk. technology can be used to essentially

so, what we're trying to recommend is this mediterranean diet, the legumes, beans, lentils. >> what about doctor? this morning you were saying bacon could be as bad as smoking. what about eggs? >> once in a while. once a week, twice a week. if you take a lot of that, it's not good for you. >> how about animal protein? chicken. >> it's animal protein. i want to add one particular thing, paleo diet or atkins. at kins is high protein. fat is not good for you. carbohydrates are not good for you. now we're saying animal protein is not good for you. >> how is water, doctor? is water okay? >> fruit and vegetables. >> you can't live on fruit and vegetables. chicken is good. >> and a little bit of protein. >> fish. fish and chicken and a glass of red wine. >> olive oil. >> but in moderation, you're right. >> less than moderation. >>> donating an organ can help save someone's life and be incredibly wonderful humanitarian gift. how do you know if organ donation could be the right decision? what about the risks? doctors will weigh in on that, coming up. [ alarm sound for malfunctioning printer ] [ le

what we're trying to recommend is all the mediterranean diet that we talked about, legumes, lentils, beans -- >> what about this morning, when you were saying bacon could be as bad as smoking. what about eggs? >> once a he week, twice a week, i'm fine with it. but if you take a lot of -- >> how about chicken? >> i want to add one more important thing out there. people out there are hearing about atkins diet. that is high protein. fat is not good for you. carbohydrates are not good for you. now we're saying animal protein is not good for punish.so fruits an >> how about water, doctor, is water okay? >> fruit and vegetables. >> chicken is good. >> add some steak, have chicken, fish -- fish and chicken and a glass of wed wine. >> moderation. >> but in moderation, you're right. >> less than moderation. >> it can be incredibly wonderful humanitarian gift, but how do you know if organ donation could be the right decision? and what about the risks? our doctors will weigh in on that, coming up. ♪ [ male announcer ] nothing says, "you're my #1 copilot," like a milk-bone biscuit. ♪ say it with

these amino acids are different than let's say the legumes you're showing or fish. >> this is considereda can of tuna? >> right. also you have to remember this has a protein, like meat like we have here, or cheese, this has a lot of saturated fat. >> high risk? >> saturated fat is not good for you either. you've got to cut down a little of these types of proteins in certain age groups and concentrate more on these proteins because that doesn't have as much saturated fat. >> during the atkins diet people would load up on all this stuff. all they would eat was cheese. the problem was they weren't including fiber. >> if i had a bowl of pasta here, this will last me for a long time in my body. but if i ate a lot of this, this burns up very fast and it's delicious to follow, but it's bad for you at the end of the day. >> if you are combining it with fiber and carbohydrates, are these still as risky? >> absolutely. the bottom line is everything in moderation. if you moderate your intake of protein, that is perfectly well. the american diet, especially for groups in their 30's, 40's and 50's, i