Vitamin B12 1000mcg provides daily support for energy production, nervous system function and immune function in a convenient 1-year supply. This dual-active form of B12 is particularly useful for vegans, vegetarians and adults with low dietary intake of B12-rich foods. Each small tablet is easy to swallow and designed for once-daily use. B12 contributes to reduced tiredness and fatigue, normal psychological function and normal red blood cell formation. Ideal as part of a long-term wellness routine when combined with a balanced diet and healthy lifestyle.