Wednesday, April 1, 2015

Are There Such Things as “Good” and “Bad” Carbohydrates?


Anyone who is looking for nutritional advice on how to manage their weight and/or stay fit has likely run across lots of advice on how to reduce their calorie intake.  One suggestion is to reduce carbohydrate intake and increase the amount of protein in the diet.  Although most people don’t really need the amount of protein recommended by many of these plans, it may be beneficial for those people who need to lose weight.  This is because protein generally makes you feel full faster, so it keeps you from eating as many calories overall. But what about carbohydrates?  Is it really a good idea to eliminate them from your diet altogether as some diets, like Atkins, propose?  And are all carbohydrates really the same in terms of nutritional value and their impact on people’s health?

The Confusion Between “Good” and “Bad” Carbs

The first thing to understand is that the term “carbohydrate” encompasses a very broad range of foods with a variety of nutritional profiles.  Some of them are actually very good for your health, while others contribute to a number of chronic health problems, including many tied to being overweight or obese.

At a very basic level, you can break carbohydrates into two categories:  complex and simple.  At the risk of oversimplifying things, complex carbs are the ones that health commentators tend to describe as “good,” while simple carbs are considered “bad.”  Simple carbs are found in white breads, pasta, and sweets.  These foods break down quickly and cause spikes in your blood sugar, reduce mental clarity, and contribute to abdominal fat (which is associated with a number of serious health conditions).

Complex carbs, on the other hand, break down more slowly and provide you with energy, aid in digestion, boost metabolism, promote healthy sleep patterns, improve brain function, and reduce anxiety.  Some “good” carb choices that are packed with important nutrients include:

Sweet Potatoes
Broccoli
Spinach
Asparagus
Kale
 
Don’t Forget the Fruit

While fruits are often largely omitted from low-carb diets because of their natural sugar content, they have antioxidants and other important nutrients that you need for good health. There are some fruits that digest more slowly than others, potentially making them more compatible with low-carb diets.  Citrus fruits like lemons and limes, oranges, and grapefruit have natural anti-inflammatory properties, and they help reduce your risk of cardiovascular disease.  Berries are also a good pick, and apples and pears aid in digestive function.  Unless you are very sensitive to carbohydrates, I tell most people to just eat the fruit!  Yes, a banana has a relatively high glycemic index mark, but it also is packed with vitamins and minerals that your body needs!  So, don’t overcomplicate things.  If it’s a fruit or a veggie, it’s almost always going to be better for you than any form of a packaged refined grain or sugar product.

Fiber: The “Other” Carbohydrate

Fiber is another type of “good” carbohydrate that aids in digestion and helps you feel full faster. On food labels, fiber is often listed separately from total carbs. The value of fiber in your diet makes them a “free carb” choice that isn’t counted against the carb allowance in many low-carb diets.  I take some fiber into my system daily, and I think you should, too.

Keeping Track

When considering your carbohydrate intake, it’s also important to consider their broader nutritional contributions.  Remember—it isn’t just the number of carbs you eat in a day that matters, but also the type and the source!

And that goes for fats and proteins as well.  You need to look at the quality of the carb, fat, or protein…healthy, simple, and easy-to-pronounce forms of food are always the best option.

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