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Table 4 Vitamin D analysis in 201 participants on Vitamin D supplements. This analysis does not include dietary intake

From: Medication use by middle-aged and older participants of an exercise study: results from the Brain in Motion study

Vitamin D analysis, N = 201 (per day)

Recommended intake (IU)*

800

Average intake (IU)

1896.3

Median intake (IU)

1400

Minimum dosage (IU)

200

Maximum dosage (IU)

12000

% of subjects taking > 800 IU (n)

79.1 (159)

% of subjects taking ≥ 2000 IU (n)

41.8 (84)

% of subjects taking ≥ 4000 IU (n)

9.5 (19)

  1. * IU International Units