1 doctor weighed in:

Are folic acid supplements safe for men? I heard they can cause cancer

1 doctor weighed in
Dr. Roy Arnold
Internal Medicine

In brief: One study

showed an increased risk of cancer.
"Cancer incidence and mortality after treatment with folic acid and vitamin B12." Ebbing M, Bønaa KH, Nygård O, Arnesen E, Ueland PM, Nordrehaug JE, Rasmussen K, Njølstad I, Refsum H, Nilsen DW, Tverdal A, Meyer K, Vollset SE JAMA. 2009;302(19):2119. Thanks for trusting HealthTap!

In brief: One study

showed an increased risk of cancer.
"Cancer incidence and mortality after treatment with folic acid and vitamin B12." Ebbing M, Bønaa KH, Nygård O, Arnesen E, Ueland PM, Nordrehaug JE, Rasmussen K, Njølstad I, Refsum H, Nilsen DW, Tverdal A, Meyer K, Vollset SE JAMA. 2009;302(19):2119. Thanks for trusting HealthTap!
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