One common, and harmless, cause of elevated bilirubin is Gilbert's syndrome, a deficiency in an enzyme that helps break down bilirubin. Your doctor may order further tests to investigate your condition. Bilirubin test results also may be used to monitor the progression of certain conditions such as jaundice.
Vitamin A sources:  Vitamin A is found in dark green and yellow vegetables and yellow fruits, such as broccoli spinach, turnip greens, carrots, squash, sweet potatoes, pumpkin, cantaloupe, and apricots, and in animal sources such as liver, milk, butter, cheese, and whole eggs.Function and food sources of Vitamin A.itamin A sources:  Vitamin A is found in dark green and yellow vegetables and yellow fruits, such as broccoli spinach, turnip greens, carrots, squash, sweet potatoes, pumpkin, cantaloupe, and apricots, and in animal sources such as liver, milk, butter, cheese, and whole eggs. List All Nutrient Information.
The following foods are good sources of vitamin A: 1  Organ meats, such as liver and giblets (3 ounces = 1490-9126 micrograms) 2  Vegetables: sweet potatoes (1 medium potato = 1096 micrograms) pumpkin (1/2 cup = 953 micrograms) carrots (1/2 cup = 679 micrograms) spinach (1/2 cup = 573 micrograms) turnip greens (1/2 cup = 441 micrograms)