Try for free with code SEE4FREE Â». Allergy-related sinus congestion can lead to dizziness or a more severe type of dizziness called vertigo. Keep reading to learn what causes your allergy-related dizziness, and how to treat it.
Report Abuse. Brown. Feces are mostly shades of brown or yellow because they are also made up of an orange-yellow substance called bilirubin that is present throughout the body and particularly in the intestine. When iron combines with bilirubin, it gives it a brown color.eport Abuse. Brown. Feces are mostly shades of brown or yellow because they are also made up of an orange-yellow substance called bilirubin that is present throughout the body and particularly in the intestine. When iron combines with bilirubin, it gives it a brown color.
The normal color of stool or feces is generally light to dark brown. Stool gets its color from bile, which is a yellow-green fluid produced in the liver that helps to digest your food.As food passes through your digestive tract, digestive enzymes break down the bile, resulting in various shades of brown stool.reen stool can also be caused by taking iron supplements or eating certain foods such as green leafy vegetables. Green stool can also indicate a problem with food digestion due to a disease, disorder or other abnormal process.