Im lossing my appitite and have a dark orange coloured urine?

Needs t be checked: Loss of appetite and dark orange color urine needs to be checked by your Doctor.We can not for sure tell you what is the cause without more information and Physical Exam if your skin is yellow and your eyes as well.You need to be examined and may need Blood and urine test to make a diagnosis

Urgent liver test: Is needed to exclude the possibility of liver disease as a cause of your symptoms although other possibilities less serious such as viral infection may be possible. Needs an in person examination and may need blood/urine tests arranged. Please see your doctor and urgently if fevers chills abdominal pain persistent vomiting.

Testing: The dark colour of your urine could be due to build up of bilirubin which is made by the liver. A blood test to look at your liver enzymes would clarify whether this was the case. Alternatively, this could be a sign of dehydration or you kidneys not working properly - again a blood test would help. Are you taking any new medications or supplements? Sometimes they turn the urine dark.