Contributes to:

• normal blood clotting
• normal energy-yielding metabolism
• normal muscle function
• normal neurotransmission
• the normal function of digestive enzymes

Has a role in the process of cell division and specialisation.

Contributes to:

• the normal function of the immune system
• the maintenance of normal teeth
• the maintenance of normal muscle function
• the maintenance of normal bones
• normal blood calcium levels
• normal absorption/utilisation of calcium and phosphorus

Has a role in the process of cell division.

Contributes to:

• normal energy-yielding metabolism
• normal functioning of the nervous system
• normal psychological function
• the maintenance of normal mucous membranes
• the maintenance of normal skin
• the reduction of tiredness and fatigue

Contributes to:

• normal energy-yielding metabolism
• normal synthesis and metabolism of steroid hormones, vitamin D and some neurotransmitters
• the reduction of tiredness and fatigue
• normal mental performance

Contributes to:

• normal energy-yielding metabolism
• normal functioning of the nervous system
• normal psychological function
• the normal function of the heart

Contributes to:

• normal energy-yielding metabolism
• normal functioning of the nervous system
• normal homocysteine metabolism
• normal psychological function
• normal red blood cell formation
• the normal function of the immune system
• the reduction of tiredness and fatigue

Has a role in the process of cell division.