Vitamin B12, also known as cobalamin, has many benefits, including: 
- Energy: Improved energy and stamina, reduced fatigue and weakness.
 - Mood: Enhanced mood and mental clarity.
 - Heart health: Lowered risk of heart disease and stroke.
 - Nerve health: Prevention of nerve damage and neurological disorders.
 - Skin, hair, and nails: Better skin, hair, and nail health.
 - DNA and RNA: Production of DNA and RNA in cells.
 - Red blood cells: Works with folic acid to make red blood cells.
 - Cardiovascular and immune systems: Works with folic acid to make compounds important for these systems.