Showing posts with label Resistant Starch. Show all posts
Showing posts with label Resistant Starch. Show all posts
Monday, January 31, 2011
The Buzz Around Resistant Starch
Over the past few weeks I've seen this idea of "Resistant Starch, RS" in a variety of places - a friend at the gym told me that they saw it on TV and Rachel Ray was talking about how amazing Resistant Starch is, Health Magazine's Carb Lover's diet is based on the concept of RS, and then another friend sent me this Yahoo article, 8 reasons carbs can help you lose weight. I read through it and was appalled, here are the 8 reasons and my take on them.
1. Eating carbs makes you thin for life - they cite research that "the slimmest people also ate the most carbs, and the chubbiest ate the least" There are no facts at all on how this study was set up, I don't trust it.
2. Carbs fill you up - they claim carbs are an appetite supressant, I don't agree. Fat and Protein have much higher saitey and trigger leptin, the hormone that tells your brain that you're full.
3. Carbs curb your hunger - "According to researchers, when dieters are taken off a low-carb diet and shifted them to an approach that includes generous amounts of fiber and Resistant Starch foods, something wonderful happens: Within two days, the dieters' cravings go away" -- I don't even know where to start with this, what cravings, how low carb are the dieters, really 2 days and cravings go away - no credibility here.
4. Carbs control blood sugar and diabetes - Um no, controlling your blood sugar controls insulin which relates to decreased insulin sensitivty (this is bad). The less insulin sensitive you are, the higher your risk of type 2 diabetes. Fat and Protein have a much lower impact on blood sugar than carbs do and do not contribute to blood sugar spikes -- therefore not negatively impacting insulin sensitivity. So I don't agree that carbs can control your blood sugar or diabetes - since they cause decreased insulin sensitivity and blood sugar spikes.
5. Carbs speed up metabolism - article claims that RS speeds metabolism by not depleting muscle mass, but protein is the real muscle builder in your body so not sure about this claim, I don't think they have much to base this statement on.
6. Carbs blast belly fat - carbs are stored as fat when eaten in excess of immediate energy needs (hint this is easy to do when eating large amounts of carbs). Belly or Abdominal fat specifically is also sepcifically a stress/cortisol issue which doesn't really tie back to carbs at all, I don't agree with this one either.
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