Copper
Applications: Contributes to healing, the synthesis of hemoglobin and hair and skin color. Copper is essential for collagen formation, for the prevention of cardiovascular disease and to treat arthritis.
Sources: Shellfish, legumes, copper pipes carrying drinking water.
Interactions: An excess of copper can create a vitamin C and zinc deficiency. Note: Taking high amounts of zinc or vitamin C can lower copper levels. Take as directed.
Recommendations: Use gluconate or picolinate varieties.