Our Chlorella is the broken-cell wall variety, which enhances its digestibility to enable a greater absorption of nutrients. This product may contain naturally occurring Sulphites. Source of Nutrients: High in Protein, Dietary Fibre, vitamin A, vitamin B12, a source of Iron, contributes to the maintenance of normal skin and normal vision, normal function of the immune system, normal cognitive function, normal functioning of the nervous system, and the reduction of tiredness and fatigue.