B12 plays a crucial role in several vital functions: Red blood cell formation B12 is essential for producing healthy red blood cells that carry oxygen throughout your body DNA synthesis Required for cell division and replication, including the rapidly dividing cells in hair follicles Nervous system function Maintains the protective myelin sheath around nerves Energy metabolism Helps convert food into usable energy Protein synthesis Supports the production of keratin, the protein that makes up your hair Because B12 is involved in so many fundamental processes, a deficiency can affect multiple body systems including your hair
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Vitamin B12 Injection basics: where and how to administer Vitamin B12 injections
References Organisation for Economic Co-operation and Development (2020) Ninth Addendum to OECD Guidelines for Testing of Chemicals, Section 4, No
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Following 40 min of access, mice were treated as indicated (acyl-GIP at 100 nmol kg 1 , PYY at 100 nmol kg 1 (Bachem 4018880), acyl-GIP + PYY or LiCl at 0.2 M (Sigma 7447-41-8) or VEH (PBS containing 0.05% Tween80))