88. What some reasons why vitamin D deficiency the rise : 1400746.
88. What are some reasons why vitamin D deficiency is on the rise in recent years?
89. What key characteristic of a vitamin determines how it is digested, absorbed, transported, stored, and excreted?
90. List five factors that can affect the bioavailability of individual vitamins.
91. Explain the possible causes and consequences of hypervitaminosis.
92. What is the difference between provitamins and preformed vitamins?
88. What some reasons why vitamin D deficiency the rise : 1400746