Calcium is water soluble, but not fat soluble. It is the fifth most dissolved ion in seawater. On the other hand, fat is soluble into calcium in the body. The calcium will exâ¦tract the fat from food in the digestive system, and they combine to form a foamy substance which is not absorbed by the body, and so the fat will be flushed out.
Studies show that it is about 20 percent of the resting metabolic rate, which is about 1,300 calories a day, not of the total metabolic rate, which is about 2,200 calories a day, so the brain uses roughly 300 calories.
This knowledge is essential to understanding how you can keep your brain healthy, and why these different strategies work. The 86 billion neurons in your head are constantly active. Even though the brain doesn't account for much of your body weight, it uses 20% of your body's energy to function.It's a matter of gray and white. Gray matter, which contains the parts of neurons that carry out thought processing, uses most of this energy.he 86 billion neurons in your head are constantly active. Even though the brain doesn't account for much of your body weight, it uses 20% of your body's energy to function. It's a matter of gray and white. Gray matter, which contains the parts of neurons that carry out thought processing, uses most of this energy.