one example of a chemical in food that is not a nutrient is?

a)fiber
b)selenium
c)starch
D)FOLATE

4 answers

D is an essential vitamin. What does fiber (bark, leaves, twigs, and other indigestable plant matter in my morning breakfast bowl that my wife makes me eat) do?
i hhave no idea could the answer be a
Yes, it's "a" --
http://en.wikipedia.org/wiki/Dietary_fiber

=)
my respond is A