{"title":"Can Men Get BV? How Partners Affect Bacterial Vaginosis Recurrence","slug":"bv-in-men","tldr":"Quick Answer Men don't get BV the way women do, but research shows male partners can carry BV-associated bacteria on the penis, potentially contributing to recurrence.","excerpt":"Quick Answer Men don't get BV the way women do, but research shows male partners can carry BV-associated bacteria on the penis, potentially contributing to recurrence.","category":"BV & Infections","publishedAt":"2026-04-15","canonicalUrl":"https://balancecomplex.com/blog/bv-in-men","faqs":[{"question":"Can a man give a woman BV?","answer":"While BV is not classified as a sexually transmitted infection, research strongly suggests that sexual partners can contribute to BV development and recurrence. Studies have identified BV-associated bacteria like Gardnerella vaginalis on the penile skin and under the foreskin of male partners. Sexual activity can introduce or reintroduce these bacteria into the vaginal environment, disrupting the healthy Lactobacillus-dominant microbiome. The relationship is complex  -  it is more accurate to say partners can carry and transfer the bacteria than to say they directly cause BV."},{"question":"How long can BV bacteria live on a man?","answer":"Current research has not established an exact duration for how long BV-associated bacteria can survive on the penis. However, studies show that Gardnerella vaginalis and other anaerobes can form biofilms on penile skin  -  particularly under the foreskin  -  that may persist indefinitely without treatment. A 2017 study by Vodstrcil et al. found that male partners of women with BV consistently harbored these organisms. The bacteria are not transient visitors  -  they can establish stable communities on penile tissue."},{"question":"Should my partner be treated for BV too?","answer":"Current CDC guidelines do not recommend routine treatment of male sexual partners for BV. However, emerging research is challenging this approach. The StepUp randomized controlled trial (Bradshaw et al., 2022) is investigating whether concurrent antibiotic treatment for male partners reduces BV recurrence in women. Early evidence suggests that treating both partners simultaneously may significantly reduce reinfection rates. Discuss this option with your healthcare provider, especially if you experience recurrent BV after treatment."},{"question":"Can condoms help reduce BV transmission risk?","answer":"Consistent condom use has been associated with lower rates of BV in several observational studies. Condoms create a barrier that reduces the exchange of bacteria between partners during sexual intercourse. A meta-analysis by Vodstrcil et al. found that condom use was associated with reduced BV prevalence and recurrence. While condoms are not a guarantee against BV, using them  -  especially during and after a treatment period  -  can help reduce the risk of bacterial reintroduction from a partner."},{"question":"Why does my BV come back after sex with the same partner?","answer":"This frustrating pattern often occurs because your partner may still be carrying BV-associated bacteria even after you have completed treatment. When you finish antibiotics and clear the infection, sexual contact can reintroduce Gardnerella and other anaerobes from your partner's penile microbiome back into your vaginal environment. This reseeding disrupts the recovering Lactobacillus population and restarts the cycle. Using condoms temporarily, supporting your microbiome with probiotics, and discussing concurrent partner treatment with your doctor can help break this pattern."},{"question":"Do men have symptoms when they carry BV bacteria?","answer":"In most cases, no. Men who carry BV-associated bacteria on their penile skin typically have no symptoms whatsoever  -  no odor, no discharge, no discomfort. This is one of the reasons why partner treatment has been overlooked for so long. The bacteria simply colonize penile tissue without causing any noticeable infection or irritation in the male partner. This asymptomatic carriage is precisely what makes the reinfection cycle so persistent  -  partners often have no idea they are harboring the bacteria."}],"references":[{"studyId":"STUDY-001","name":"Hallen et al., 1992","author":"Hallen et al.","datePublished":"1992","pmid":"1523530","url":"https://pubmed.ncbi.nlm.nih.gov/1523530/"},{"studyId":"STUDY-002","name":"Reznichenko et al., 2020","author":"Reznichenko et al.","datePublished":"2020","pmid":"32091443","url":"https://pubmed.ncbi.nlm.nih.gov/32091443/"},{"studyId":"STUDY-003","name":"Reid et al., 2003","author":"Reid et al.","datePublished":"2003","pmid":"12628548","url":"https://pubmed.ncbi.nlm.nih.gov/12628548/"},{"studyId":"STUDY-004","name":"Cianci et al., 2008","author":"Cianci et al.","datePublished":"2008","pmid":"18854803","url":"https://pubmed.ncbi.nlm.nih.gov/18854803/"},{"studyId":"STUDY-005","name":"Ansari et al., 2023","author":"Ansari et al.","datePublished":"2023","pmid":"37111086","url":"https://pubmed.ncbi.nlm.nih.gov/37111086/"},{"studyId":"STUDY-006","name":"Kohler et al., 2012","author":"Kohler et al.","datePublished":"2012","pmid":"22811591","url":"https://pubmed.ncbi.nlm.nih.gov/22811591/"},{"studyId":"STUDY-007","name":"De Seta et al., 2014","author":"De Seta et al.","datePublished":"2014","pmid":"25305660","url":"https://pubmed.ncbi.nlm.nih.gov/25305660/"},{"studyId":"STUDY-008","name":"De Seta et al., 2024","author":"De Seta et al.","datePublished":"2024","pmid":"38235890","url":"https://pubmed.ncbi.nlm.nih.gov/38235890/"}]}