Ascorbyl palmitate is a synthetic, fat-soluble form of vitamin C formed from ascorbic acid and palmitic acid. Vitamin C is a water-soluble nutrient found naturally in fruits and vegetables. Itâs not produced or stored by the body and must be continually replenished through diet.
Painful peeing is bad in the sense that you're experiencing discomfort or pain; however, the good news is that cause is most likely easy to treat. For women and men, burning when you pee is usually a symptom of an infection, like a urinary tract infection (UTI) or a sexually transmitted infection (STI).
Myoglobin may cause a brownish discoloration of the urine. Hematuria may at times present with brownish-black specks in the urine, similar to coffee grounds. In some cases, like with a melanoma, the natural pigment melanin is passed out in the urine which has a brown color.