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Metabolite profile analysis reveals association of vitamin B-6 with metabolites related to one-carbon metabolism and tryptophan catabolism but not with biomarkers of inflammation in oral contraceptive users and reveals the effects of oral contraceptives on these processes.
Rios-Avila L, Coats B, Chi YY, Midttun Ø, Ueland PM, Stacpoole PW, Gregory JF 3rd. Rios-Avila L, et al. J Nutr. 2015 Jan;145(1):87-95. doi: 10.3945/jn.114.201095. Epub 2014 Nov 19. J Nutr. 2015. PMID: 25527663 Free PMC article. Clinical Trial.