Some experts-and lots of people on Twitter-believe carbs and insulin make you gain weight. But, they say, the fix is simple: If you eat a low-carb diet, you’ll keep insulin levels low-and lose weight rapidly instead. All without ever having to worry about calories. Here, we look at the science behind these claims and try to answer the real question on everyone’s mind: What really matters most for fat loss? But over the last two decades, weight support supplement carb-phobia has sky-rocketed. So when folks want to lose weight, they’re often told to eliminate the rigatoni, rotini, and ravioli-along with rice, potatoes, bread, and even fruit. The reason: Carbs, of course… It’s all based on a controversial hypothesis known as the carbohydrate-insulin model of obesity. Your body releases insulin. Then, according to the model, insulin 1) keeps your body from burning fat for energy, and 2) drives fat and sugar from your bloodstream into your fat cells. All this makes your body think it’s starving, causing it to slow your metabolism and increase your hunger.
It’s a beautifully simplistic explanation as to why we have a still-growing global obesity problem. And many advocates of the carbohydrate-insulin model claim it leads to a beautifully simplistic solution: Adopt a low-carb diet. With this approach, they say, you’ll create a hormonal environment that gives you a "metabolic advantage," allowing you to effortlessly lose fat while eating as much as you want. No more worrying about calories or portions. Want to get the world’s most useful nutrition, health, and coaching strategies delivered straight to your inbox? If you want to see the authors discuss this article in even more detail, check out the video below. PN coach roundtable: Robin Beier discusses the truth about insulin, carbs and weight loss with Helen Kolias and Brian St. Pierre. Insulin and carbs: Partners in crime? To fully understand the carbohydrate-insulin model, wellness support supplement you have to start with some biology. Skim at your own risk! So here we go…
When you eat certain carbohydrates-such as starch and sugar-they’re quickly broken down into glucose and absorbed into your bloodstream. This raises your blood glucose levels. The more carbohydrates you eat, the higher your blood glucose rises immediately after that meal. Your body, however, strives to closely regulate your blood glucose levels. Ever had your fasting glucose measured? You probably know the "normal" range is 70 to 100 mg/dl. Your body wants to maintain this level of blood glucose, to keep you healthy and all systems functioning optimally. For example, chronically elevated blood glucose levels cause inflammation that can damage your blood vessels, kidneys, eyes, and nerves. When you eat carbohydrates, and blood glucose rises, your body-specifically your pancreas-releases insulin. That’s because insulin is your body’s key regulator of blood glucose. Insulin is needed to shuttle glucose from your blood into your muscle and fat cells, where it can be used for wellness support supplement energy or stored for later use.
Without insulin, your blood glucose levels would stay elevated for a much longer period. And that would be very bad. This is why people with type 1 diabetes must take insulin every day via injections or a pump. The bottom line? When blood glucose goes up, insulin goes up. And remember: If you eat lots of carbs at a meal, your blood glucose and insulin levels go up more than if you eat fewer carbs. Typically, the leaner and more active a person, the more sensitive their cells are to insulin. Meaning, they need less insulin to move glucose out of their bloodstream. This is one reason why fit people "tolerate" carbs better than sedentary folks. They usually even benefit from more carbs, to aid performance and recovery. Help people improve their health and fitness-while making a great full-time or part-time living doing what you love. As we’ve noted, when your body is functioning normally, glucose and insulin are in lockstep.
When blood glucose rises, just enough insulin is released to bring glucose back into the normal range. But there’s also a scenario where you can have too much insulin. This is generally thought to happen when your cells become resistant to insulin, a condition known as insulin resistance, Medic GLP Website a precursor to type 2 diabetes. With insulin resistance, a greater amount of insulin is needed to get the same amount of glucose into your cells. And as the condition worsens over time, insulin levels can remain elevated even when you haven’t eaten anything. We don’t know exactly why insulin resistance happens. What we do know is that people who are obese-particularly those with higher amounts of visceral fat (the deep abdominal fat that surrounds several vital organs)-are more likely to be insulin resistant. We also know losing excess body fat often resolves insulin resistance. Now that you have the background, let’s dive into the first question…