Vitamin Deficiencies (General)

Overview of common vitamin deficiencies.

Reviewed by Dr Kola Tytler MBBS CertHE MBA MRCGP (General Practitioner)
Last reviewed: 30 August 2025
NutritionGeneral Practice

Clinical Guidelines

CKS: Vitamin D deficiency in adults
National
NICE guideline [NG239]: Vitamin B12 deficiency in over 16s: diagnosis and management
National