Research Progress of Vitamin A and Clinically Related Diseases
Vitamin A(VA)is an essential nutrient for the maintenance of normal metabolism and function in humans,and its defi-ciency and subclinical deficiency are widespread in the society,especially in children and women in developing countries.VA deficiency is closely associated with the development of many diseases,and VA preparations play an irreplaceable role in the prevention and treat-ment of some clinical diseases.In recent years,vitamin A is gradually gaining attention in the prevention and treatment of various other diseases,and this paper provides a systematic review of the progress of research on vitamin A and clinically relevant diseases.