Does circumcision help prevent penis odor ?

Yes: Circumcision can help prevent some of the odor by preventing the buildup of smegma but good hygiene habits are just as important. Circumcision at birth does reduce the risk of penile cancer to almost zero.

Yes: Especially if penile hygiene was suboptimal before. There will no longer be the odor of moist smegma collecting under the foreskin.

Yes, recent data: Circumcision is the surgical removal of the foreskin, a small flap of skin that covers the tip of the penis, generally performed in the days after birth. Examination of scientific studies between 1995 and now shows links between circumcision and decreased risks for urinary tract infections, some kinds of cancer, hpv, hiv, and other sexually transmitted diseases. There is a preventative effect.