Can B vitamins (B vitamins) cause acne?

Medical Advisory BoardAll articles are reviewed for accuracy by our Medical Advisory Board
Educational purpose only • Exercise caution as content is pending human review
Article Review Status
Submitted
Under Review
Approved

Last updated: May 14, 2025View editorial policy

Personalize

Help us tailor your experience

Which best describes you? Your choice helps us use language that's most understandable for you.

From the Research

B vitamins are not a primary cause of acne, and their role in acne development is still unclear, but high doses of certain B vitamins may trigger acne in susceptible individuals. The relationship between B vitamins and acne is complex, and the current evidence does not support a direct causal link between B vitamins and acne development 1. However, some studies suggest that high doses of certain B vitamins, such as B12 and B6, may alter the activity of skin bacteria, potentially leading to inflammation and acne formation 2, 3, 4.

To manage acne, it is essential to focus on evidence-based treatments, such as topical retinoids, benzoyl peroxide, and oral antibiotics, which have been shown to be effective in reducing acne lesions and improving skin health 2, 3, 1. If you suspect that B vitamins are causing your acne, consider reducing supplementation to recommended daily allowances or temporarily discontinuing supplements to see if your skin improves. Most people who consume B vitamins through a balanced diet or take multivitamins with standard amounts won't experience acne as a side effect.

It is crucial to prioritize treatments that address acne severity while minimizing side effects for the patient, and personalized medicine should be strongly emphasized when developing treatment plans 5. The most effective treatment for acne is oral isotretinoin, followed by triple therapies containing a topical retinoid, benzoyl peroxide, and an antibiotic 1. If you're concerned about vitamin-related acne but need B vitamins for a medical condition, consult with a healthcare provider about adjusting your dosage or finding alternative treatments.

Key points to consider:

  • B vitamins are not a primary cause of acne
  • High doses of certain B vitamins may trigger acne in susceptible individuals
  • Evidence-based treatments, such as topical retinoids and oral antibiotics, are effective in managing acne
  • Personalized medicine should be emphasized when developing treatment plans
  • Consult with a healthcare provider if you're concerned about vitamin-related acne or need B vitamins for a medical condition.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

Have a follow-up question?

Our Medical A.I. is used by practicing medical doctors at top research institutions around the world. Ask any follow up question and get world-class guideline-backed answers instantly.