Vitamin B3 Notches a Win for Skin Cancer Prevention

Risk of new lesions reduced by 54% in veterans who started drug after first skin cancerKey Takeaways Nicotinamide reduced skin cancer risk by 14% overall in patients with a history of nonmelanoma skin cancer. The risk reduction increased to 54% when nicotinamide was started after a first skin cancer diagnosis. More prospective studies are needed to confirm findings and identify patients most likely to benefit. Patients with a history of using nicotinamide had a significantly lower risk of developing nonmelanoma skin cancer, particularly when starting treatment after a first skin cancer, a large retrospective cohort study showed. Overall, nicotinamide use...