Food supplement of vitamin B12 as methylcobalamin. Suitable for vegetarians. Tips: The 500 µg dose can help meet the daily needs of adults with poor diets, vegetarians, people with achlorhydria and the elderly Properties: Vitamin B12 contributes to the normal formation of red blood cells, nervous system function, and reduction of blood tiredness and fatigue. Its methylated form, methylcobalamin acts specifically as a cofactor for the enzyme methionine synthase, responsible for converting homocysteine to methionine. How to use: One tablet a day. When high doses of vitamins are used, these should be monitored and their plasma levels checked.