The structure of vitamin B12 is the most complex of all vitamins. Its molecule has a porphyrin cycle similar to that of haem and chlorophyll dyes, but with cobalt as its central atom. Vitamin B12 occurs in several major forms: hydroxy-, cyano-, and methylcobalamin. Vitamin B12 serves as a cofactor in several enzymatic reactions. This vitamin is industrially produced through special fermentation using bacteria.

Vitamin B12 contributes to:

‍We add vitamin B12 to Mana in the form of cyanocobalamin. Precise information on the quantity of vitamin B12 in ManaPowder Origin can be found here. Precise information on the quantity of vitamin B12 in ManaDrink Origin can be found here.

Mana is nutritionally complete food. Enjoy it as part of a balanced and healthy lifestyle.


Tolerable upper intake levels for vitamins and minerals, Scientific Committee on Food, Scientific Panel on Dietetic Products, Nutrition and Allergies, EFSA 2006, online:

Vitamin and mineral requirements in human nutrition, Second edition, World Health Organization, Food and Agricultural Organization of the United Nations 2004, online:

Clinical studies: