Appears in

The New Vegetarian

The New Vegetarian

By Colin Spencer

Published 1986

  • About
They may not conjure up much to most people, but minerals are vital for our well being. They form part of our enzyme and hormone systems and, as soluble salts, can affect the composition and balance of body fluids. They also enable muscles and nerves to work efficiently.

Minerals make up about four per cent of our body weight. There are about 100 in all, of which twenty or so are believed to be essential. Of these six are needed in large quantities and are called macrominerals: sodium, chloride, potassium, calcium, phosporus and magnesium. The other fourteen are only needed in tiny amounts and are called microminerals or trace elements: iron, manganese, zinc, copper and iodine, but there are several more.