A pregnant woman's nutrient needs are higher than usual, but her energy needs are not increased during the first trimester.

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During the first trimester, a pregnant woman's energy needs do not increase significantly. However, her nutrient needs, including folic acid, iron, and calcium, are higher than usual to support the growth and development of the fetus. Energy needs do increase in the second and third trimesters, but not significantly, with an average increase of about 350-450 extra calories per day during this time.

A Pregnant Woman's Nutrient Needs Are Higher Than Usual, but Her