Vitamins are a class of organic compounds necessary to maintain good health. Do you know how the body will behave if it lacks vitamins?

Today, Dr. Liu will tell you the function and deficiency of various vitamins:

vitamin A

Function: promote growth and development, vision development and other physiological functions.

Lack of performance: it is characterized by growth retardation and decreased dark adaptability, resulting in night blindness.

vitamin C

Function: maintain immune function, promote the absorption of non heme iron, have antioxidant, whitening and spot lightening effects.

Lack of performance: the nutritional deficiency disease caused by lack is called scurvy.

vitamin D

Function: promote the growth and differentiation of skin cells and regulate immune function; Promote the absorption of calcium and promote bone calcification.

Lack of performance: children will develop chondropathy, while adults will increase the risk of osteoporosis.

vitamin E

Function: promote the secretion of sex hormones and increase the vitality and quantity of men's sperm; Increase the concentration of female estrogen and improve fertility.

Lack of performance: cause reproductive disorders; Abnormal muscle, liver, bone marrow and brain function.

vitamin K

Functions: prevent newborn infants from bleeding diseases, prevent internal bleeding and hemorrhoids, and promote normal blood coagulation.

Lack of performance: lead to skin mucosal bleeding or skin fingertip epistaxis, gum bleeding and other symptoms.