Women’s intake of folate* and calcium** (percent of women), by age, 1999-2002 (vertical bar chart): 19-50 years: calcium, 25.1%; folate, 68.5%. 51 years and older: calcium, 11.4%; folate, 82.7%.

*Red blood cell folate level of at least 220 ng/ml.

**At least 1000 mg/day for women aged 19-50 and at least 1200 mg/day for women aged 51 and older, excluding supplements.

Source: Centers for Disease Control and Prevention. Surveillance summaries. MMWR 2004 May;(53SS-2).