Retinol is in the vitamin A family. It or other forms of vitamin A are needed for eye sight, maintenance of the skin, and human development. It is converted in the body to retinal and retinoic acid through which it acts. Dietary sources include fish, dairy products, and meat.
Fruit juice can be helpful for children who are constipated and fruit juice diluted with fluoridated water is a good way to get your child fluoride if he doesn't like to drink plain water. American Academy of Pediatrics. Policy Statement. The Use and Misuse of Fruit Juice in Pediatrics.
But the morning is the best. 1) Juice is best drunk alone in fruit only combinations in the morning hours. Wait at least 10 minutes before having food. 2) If drinking juice with a meal later on in the day, be sure to drink slowly and swich it around your mouth to get the digestive enzymes going.