From:  Osteoporosis: definition, diagnosis, and considerations prior to starting treatment

 Recommended dietary allowances (RDAs) for calcium and vitamin D in adults [111, 112].

AgeCalcium (mg/day)Vitamin D (IU/day)
19–50 years1,000600
51–70 years1,000*–1,200600
> 70 years1,200800

*: Intake recommended for males.