This formula is designed to provide nutrition for the bones, flesh and cartilage of the structural system.  The structural system consists of bones, muscles, and connective tissue.  Poor nutrition and the inability to assimilate minerals contribute to bone loss.  Diets high in protein and sugar, smoking, alcohol, caffeine drinks, and lack of exercise all contribute to bone loss and pave the way for other diseases. Horsetail primary nutrients are iodine, iron, manganese, PABA, pantothenic acid, silicon, sodium and vitamin E.  The silica in horsetail aids in healing bones, keeping the arteries clean, and facilitating the absorption of calcium by the body.  Oatstraw and Oat Heads primary nutrients are Calcium, phosphorus, silicon, vitamins A, B1, B2 and E.  It is rich in silica and calcium. Nettle primary nutrients are Calcium, chlorophyll, chromium, copper, iron, manganese, potassium, protein, silicon, sodium, sulfur, vitamins A, C, D, E, F, and P, zinc. Rosehips primary nutrients are Calcium, iron, potassium, silica, sodium, sulfur, vitamins a, B-complex, C, D, and E.Dandelion primary nutrients are magnesium, manganese, nutritive salts, phosphorus, potassium, selenium, vitamins A, B-complex, and C, and zinc. It promotes circulation, strengthens the arteries, and reduces cholesterol levels.  It is used to heal connective tissue and stop degeneration