Manganese Mn

Atomic Number: 25
Atomic Mass: 54.938

Human Physiology:

• Activates numerous enzymes
• Catalyses synthesis of fatty acids and cholesterol
• Foundation of thyroxin,/li>

Prevalence:

• Widely distributed throughout environment

Source:

• Whole grain cereals, egg yolks
• Nuts, seeds
• Green vegetables

Excess:

• Weakness, irritability
• Early: intellectual deficits, mood changes, compulsive behavior, and inappropriate laughter
• Later: Parkinson's like illness, mask-like face, limb rigidity, gait disturbance, slurred speech, excessive salivation and sweating, poor balance