Important substances Contains large amounts of magnesium It helps to maintain healthy gums, healthy teeth and strong bones. properties - Cashews are rich in copper. thus helping to nourish the hair and skin as well - Help reduce the risk of heart disease, blood vessels. - help prevent cancer It also reduces the risk of colon cancer. - It can help prevent macular degeneration. - Help against free radicals. which is the cause of various health problems as well - Helps increase energy to the body as well.