Office workers sit in air-conditioned rooms for a long time every day, do not exercise, and pay more attention to humidity maintenance. It is very important to supplement proper moisturizing fruits and vegetables every day and regulate body moisture from the inside out. Generally, the water content of vegetables and fruits exceeds 70%. Eating more fruits and vegetables is also a vitamin supplement. Lettuce, cucumber, grapes, white radish, grapes, pears, apples and oranges are all fruits and vegetables that nourish yin and moisten dryness.