Specialty supplements and breast cancer risk in the VITamins And Lifestyle (VITAL) Cohort.

ABSTRACT:

Background

Use of nonvitamin, nonmineral "specialty" supplements has increased substantially over recent decades. Several supplements may have anti-inflammatory or anticancer properties. Additionally, supplements taken for symptoms of menopause have been associated with reduced risk of breast cancer in two case-control studies. However, there have been no prospective studies of the association between the long-term use of these supplements and breast cancer risk.

Methods

Participants were female members of the VITamins And Lifestyle (VITAL) Cohort. Postmenopausal women, ages 50 to 76 years, who were residents of western Washington State, completed a 24-page baseline questionnaire in 2000 to 2002 (n = 35,016). Participants were queried on their recency (current versus past),

SUBMITTER: Brasky TM 

PROVIDER: S-EPMC2906099 | biostudies-literature | 2010 Jul

REPOSITORIES: biostudies-literature