Your concern has been voiced by others previously as well, as a search for "folic acid" will show.
The capacity is not there now, but FitDay is in the process of revamping a number of things; hopefully this will be one thing added in the future.
"If you drop an egg, you don't say, 'Oh, shoot' and drop the other 11, do you?"
-Source unknown, but obviously brilliant
Reached goal 4/16/2010...but kind of afraid to look these days