What is the reason for the color of urine being very yellow?

The color of urine is very yellow, what is the reason? The color of urine is very yellow mainly due to two reasons: one, due to too little drinking water, when the human body intake of liquid is too small, it will lead to a decrease in the amount of circulating blood in the body, the amount of circulating blood will be reduced, the original urine formed by renal filtration will be reduced, after the urine is reduced, the proportion of pigment components in the urine will be relatively increased, when the urine is discharged from the body, it will be yellow to the naked eye. Urinary system inflammation due to the presence of bacteria, resulting in increased secretions, urine impurities increased, so that urine yellow, and turbid. Show the above situation, pay attention to drinking more water, frequent urination, in order to improve urine color.