Blood.
This could be called colouration, the colour of urine, tinting, etc.. depending on your context.
It appears if turn your urine red/pinkish and smell like vitamin B.
No, clear urine just indicates that you are properly hydrated (as opposed to any colouration, which often means dehydration).
Dehydration
Insulin affects the concentration of glucose in the urine.
I guess so. Because I just took a shot of it and my first urine came a little red. Actually pink. I read on the net and B complex vitamins seems to, in fact, change urine's color.
The most usual cause of blood in the urine is a kidney stone.
The chemicals in the urine
Matt dobbins
Aids
Any number of causes. Food and the start of a period.
Yes, human urine can attract animals due to its scent and chemical composition. Animals like deer, rabbits, and rodents are typically drawn to human urine because they perceive it as a potential food source or territorial marker.