B1, B2, E, C, especially carotenoids are very high. In addition, it also contains a large number of mineral elements, such as potassium, sodium, calcium, magnesium, iron, copper, manganese, zinc, selenium and other nutrients. It has significant effect on liver and kidney yin deficiency, blood deficiency and yellowing,, consumptive essence deficiency, lumbar and knee soreness and weakness, dizziness and vertigo. It is used for deficiency of liver and kidney, deficiency of essence and blood, soreness and weakness of waist and knees, dizziness and tinnitus, spermatorrhea, infertility; deficiency of kidney and essence, thirst and dryness of mouth, frequent urination and redness of tongue; essence and blood can not go up to the eyes, dizziness of eyes and eyesight, loss of vision.