1 Storage of excess glucose for energy. 2  After you eat â when insulin levels are high â excess glucose is stored in the liver in the form of glycogen. 3  Between meals â when insulin levels are low â the liver releases glycogen into the bloodstream in the form of sugar. 4  This keeps blood sugar levels within a narrow range.
You can speed up hair growth. The average hair growth rate is surprisingly slow: a half millimeter per day, a half inch per month and 6 inches per year. Yet, there are actions you can take to accelerate your hair growth rate.
Scalp hair grows, on average, at a rate of about 1.25 centimeters per month, and shampoos or vitamins have not been shown to noticeably change this rate. Hair growth rate also depends upon what phase in the cycle of hair growth one is actually in; there are three phases.