They want to make sure that a candidate has the necessary skills and is a good culture fit before employing them directly. Employee turnover is expensive â and if a contractor is terminated, the staffing agency is responsible for the unemployment costs. 2. They are unsure of their hiring budgets.
Suggested intake: The recommended intake of vitamin D for males up to 50 years old is 200 IU (or 5 micrograms) and increases 200 IUs every 20 additional years.
Adult men and women, including pregnant or nursing women, should consume 15 micrograms of vitamin D daily, according to the Institute of Medicine's Food and Nutrition Board. Vitamin D intake can also be measured in International Units; by this measure, adults require 600 International Units daily.Seniors over 70 years of age have a higher RDA -- 800 International Units, or 20 micrograms, of vitamin D each day.itamin D-3 is one of the two dietary forms of vitamin D that the body uses to promote the growth, development and maintenance of bones and to support the function of the immune and nervous systems.