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Urine can turn bright yellow due to excess vitamin B, beta carotene or high doses of vitamin C, explains Healthline. Beta carotene is a substance that makes vegetables such as carrots orange. Some medications can also turn urine bright yellow or orange, according to Everyday Health.


Yellow 5, also known as tartrazine, is a lemon yellow azo dye approved by the FDA for use in food, cosmetics and drugs. Like all azo dyes, it is synthetic, organic and has ?N=N? as part of its molecular structure.


Bright yellow urine usually indicates that a person is dehydrated or regularly takes vitamin supplements, according to Riverside Regional Hospital. If the urine is slightly darker or a more golden color, this indicates that the person is healthy but may be slightly dehydrated, reports Cleveland Clin


Bright's disease is a kidney disorder, according to MedicineNet. In Bright's disease, the blood vessels in the kidneys are inflamed and albumin, a type of protein, is excreted in the urine. Bright's disease is also known as nephritis and can be acute or chronic, says Wikipedia.


Bright’s disease refers to glomerulonephritis, or glomerular disease, according to Encyclopaedia Britannica. Symptoms of glomerulonephritis include discoloration of or foam in the urine; elevated blood pressure; fluid retention; swelling of the face, abdomen or extremities; and fatigue, states Mayo


Bright's disease is caused by inflammation on certain parts of the kidneys, typically in the spaces between renal tubules or on the glomeruli, according to WiseGeek. Several conditions can cause this disease to occur, including lupus, urinary tract infections, bacterial infections and certain allerg


Taking B vitamin supplements can cause the urine to develop a bright yellow color, says WebMD. Many vitamin supplements include dyes that can also transform urine into a bright, almost fluorescent yellow color, although in these cases it is the dye, not the vitamins, causing the color change.


It is not normal for puppies or adult dogs to have bright yellow urine, according to Pet Health Network. In all dogs, normal urine should be a pale yellow color, while a bright yellow indicates a need for more water.


Causes of a yellow or green nasal mucus include bacterial or viral infection, nasal polyps or an allergic reaction to pollen, smoke, fumes or other environmental elements, says ZocDoc. Dry air and the presence of a cold can also cause yellow nasal mucus.


The brightest colors tend to have neon, electric or fluorescent in their names, such as neon pink or fluorescent green. Fluorescent orange is also an extremely bright color that is sometimes called hunter-safety orange because of its use in hunting safety vests. Electric blue is another intensely br