Metformin and Vitamin B12: Moderate risk interaction. Can be taken together with caution. Metformin and Vitamin B12 can generally be taken together with precautions. Metformin reduces B12 absorption over time. Supplement recommended.

Drug InteractionModerate RiskAI-Verified

Can I take Metformin with Vitamin B12?

Metformin and Vitamin B12 can generally be taken together with precautions. Metformin reduces B12 absorption over time. Supplement recommended.

Reviewed by GoDavaii Editorial & Safety TeamSources CDSCO / WHO / NCBILast reviewed 3 Jun 2026
MetforminMEDICINE AVitamin B12MEDICINE B
Can be combined
With medical supervision

Quick verdict

Yes — Metformin and Vitamin B12 can usually be combined.

Metformin and Vitamin B12 can generally be taken together with precautions. Metformin reduces B12 absorption over time. Supplement recommended.

How They Interact

Metformin reduces B12 absorption over time. Supplement recommended.

Safety Guidelines

Check B12 levels annually. Take B12 supplement if on long-term Metformin.

How to Use Smartly

Simple rules that protect you

  • Always tell your doctor/pharmacist about ALL medicines you take — prescriptions, OTC, supplements, and herbal products.
  • Keep a current medicine list with doses and timings — photo on your phone is enough.
  • Read medicine labels for timing (with food / empty stomach) before combining.
  • Even 'safe' combinations need monitoring — note any unusual symptoms in the first few days.
  • Use GoDavaii AI to double-check before adding any new medicine, supplement, or desi ilaaj.
AI-Verified · Cross-checked against 93,000+ interaction database

Not medical advice

Individual responses vary based on dose, timing, health conditions, and other medicines. Always consult your doctor or pharmacist before combining medicines. For emergencies, call 112.

Frequently Asked Questions

Interaction AI · 90+ languages

Apne poore medicine list ka scan karwao.

AI 93,000+ interactions check karega — Metformin, Vitamin B12, aur jo bhi aap lete ho. Free, instant, apni language mein.

Get the Full Experience

Voice chat in 90+ languages. Cough analysis. Face scan. Food analysis. Health score. All free.

Free. No ads. No data selling.

This is 50% of what GoDavaii AI shows.

Personalized Metformin + Vitamin B12 interaction review — dose timing, safer alternatives, check against YOUR full medicine list in 90+ languages.

More Drug Interactions