Why Your Brain Isn’t Using Energy Properly

Added: 2026-05-17

[00:00:00]So, what are some reasons that your brain might not be using energy properly? Biggest thing is blood sugar.

[00:00:06]Either too high or too low blood sugar can affect your brain's ability to use it. So, if you're eating a standard American diet, you're probably having high blood sugar and low blood sugar a few times a day. If you have diabetes or prediabetes, you have a chronically elevated blood sugar. So, even though there's sugar in your blood that we would usually use as energy, your body has trouble using it. And then, if you're not diabetic, there's a 40% chance you have insulin resistance. So, you have high insulin levels, which makes it harder for your brain to use energy.

[00:00:39]Other things like sleep disturbances, specifically sleep apnea, dehydration, nutrient deficiencies, where your brain just not getting what it needs to run optimally.