Intake of 2000 IU/day of Vitamin D(3), and, when possible, very moderate exposure to sunlight, could raise serum 25(OH)D to 52 ng/ml, a level associated with reduction by 50% in incidence of breast cancer, according to observational studies.

Vitamin D

Health conditions analyzed in this study

Breast Cancer

1 supplement Slightly Positive Vitamin D

Functions related to this study

Women's health

1 supplement Slightly Positive Vitamin D

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Body systems related to this study

Reproductive System

1 supplement Vitamin D