Vitamin B12 – Medxy AI

Preoperative Anaemia Is Common and Multifactorial: Iron Deficiency Dominates but B12 and Folate Shortfalls Matter

By MedXY 11/30/2025

The ALICE international cohort found 31.7% prevalence of preoperative anaemia in major surgery patients; iron deficiency accounted for 55% of confirmed causes, with notable contributions from vitamin B12 and folate deficiencies. Broader preoperative testing and tailored management are needed.

Diabetes & Endocrinology Internal Medicine news

Metformin Selectively Lowers Vitamin B12 but Not Other Vitamin Levels: Clinical Implications for Long-Term Therapy

By MedXY 11/17/2025

A 200‑patient cross‑sectional study found metformin use tripled the odds of vitamin B12 deficiency without affecting vitamins A, B1, B6, B9, C or E, highlighting the need for targeted B12 monitoring in long‑term metformin therapy.

Clinical Updates Internal Medicine Neurology news

Higher Vitamin B12 from Mid- to Late Life Is Associated with Slower Cognitive Decline: Evidence and Implications

By MedXY 11/05/2025

Elevated vitamin B12 levels from mid- to late life correlate with reduced rates of cognitive decline across language, memory, and executive function domains, independent of folate status, highlighting potential preventative strategies against age-related cognitive impairment.

Family Medicine & Nutrition Oncology Specialties

Vitamin B12 Supplementation Halves Risk of Chemotherapy-Induced Hand-Foot Syndrome in Early Breast Cancer Patients

By MedXY 09/25/2025

A phase 3 trial finds high-dose oral vitamin B12 significantly reduces moderate-to-severe hand-foot syndrome in women receiving capecitabine chemotherapy, without increasing toxicity, offering a safe and convenient preventive option.

Family Medicine & Nutrition Specialties

Hypervitaminosis B12 and Mortality Risk: Unraveling the Controversy Through a Global Systematic Review and Meta-Analysis

By MedXY 08/18/2025

A comprehensive meta-analysis reveals that elevated serum vitamin B12 levels do not conclusively predict increased all-cause mortality risk in adults, highlighting the complexity and heterogeneity of existing research.

Family Medicine & Nutrition news Specialties

Affordable Vitamin B12: Potential Benefits for Improving Four Health Conditions

By MedXY 08/06/2025

Vitamin B12, an inexpensive supplement, plays a crucial role in health, especially for the elderly, by potentially improving anemia, cognitive decline, cardiovascular risks, and nerve health.

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The Essential Role of Vitamin B12: Recognizing Symptoms and Managing Deficiency

By MedXY 07/26/2025

Vitamin B12 deficiency can lead to serious health issues, including anemia and cognitive decline. Learn who is at risk and how to manage this deficiency.