2001-10-29 2007-6-18 A calcium supplement for strong bones.Provides a concentrated source of calcium to build strong bones. Includes vitamin D and magnesium for better calcium absorption and utilization. 171854 text/html 1.0 EN Herbalife Xtra-Cal: St 0020 calcium supplement for strong bones vitamin D and magnesium for better calcium absorption and utilization Contains six essential vitamins and minerals Herbalife Xtra-Cal: St 0020 text