When he weighed himself on Saturday, he found he had dropped about seven pounds.
Holliday will return to the spring complex on Monday to work out, and if he's feeling strong enough, the Cardinals will send him to Orlando to play in Tuesday's game, against the Braves.
Holliday, who last played on March 6, is 3-for-14 in seven Grapefruit League games.
"We set [March 13 as the date] when we're really going to start kicking it in gear," manager Mike Matheny said. "We've got plenty of time for him to still be where he needs to be."
Jenifer Langosch is a reporter for MLB.com. Read her blog, By Gosh, It's Langosch, and follow her on Twitter @LangoschMLB. This story was not subject to the approval of Major League Baseball or its clubs.