About 31% of elderly eat less than 65% of RDA
About 31% of elderly eat less than 65% of RDA
2.5 lbs in the body (99% of bones & teeth); regulated in plasma; essential for muscle,nerve, hormone functions
Deficiency: contractile problems, osteoporosis (low intake by women)
Where? Milk products, dark-green & leafy veggies (oxalates!),sardines
RDA: 1200-1500 mg young and old, 1000 others