Vitamin A is a fat-soluble nutrient that assists with health of the eyes, skin, teeth and both skeletal and soft tissue.
Insufficient consumption of Vitamin A can lead to eye problems and dry skin.
In some people, overconsumption (many mg’s per day) can result in orange-yellow skin
People commonly consume Vitamin A in the form of Beta-Carotene, but the nutrient is found in meat, eggs, and certain fish (cod/halibut).
1mg per day
National Institutes of Health - https://www.nlm.nih.gov/medlineplus/ency/article/002400.htm