维生素A生理功能及其对宠物犬健康的影响OA

Vitamin A is a fat-soluble essential micronutrient for life.It plays a vital role in the health of pet dogs and participates in various physiological functions of animals,including vision,antioxidant,immune response,growth and reproduction.Vitamin A deficiency or excess in pet dogs can cause a series of health problems.Although China has paid more and more attention to the health of pet dogs,there are few reports on the application of vitamin A in the health of pet dogs in China.This paper reviews the digestion and metabolism,physiological function,deficiency or excess of vitamin A in pet dogs and the interaction between vitamin A and other nutrients,aiming to provide a basis for further understanding the mechanism of vitamin A in pet dog health and provide a theoretical basis for improving pet dog health.