Yellow Skin (Jaundice): Causes, Symptoms, Prevention, and Treatment Options Meto blog Vitamin B supplements, especially those containing riboflavin (vitamin B2), often cause bright yellow or neon colored urine. This happens because excess riboflavin is water soluble and is excreted through urine when the body has Does Glutathione whiten skin? How to use it effectively DR Nguyen Giap The standard color of your urine is referred to by doctors as urochrome. Urine naturally carries a yellow pigment. When you're staying hydrated, your urine will be a light yellow, close to clear color. First time taking a multivitamin. Urine is neon yellow and it's freaking me out : r Supplements