The mission statement in the owner's manual should form the foundation for anyone building a retirement portfolio: buy good companies, do nothing.

Your retirement portfolio depends on how much risk you are willing to take and, of course, how much income you want.

So say industry experts, in a verdict that challenges the long-held maxim that savers can withdraw up to 4 per cent of their retirement portfolio without depleting their capital.

Investors often use precious metals as a long-term hedge against inflation, making them attractive to add to a retirement portfolio.

They have accumulated a retirement portfolio worth $2,000,000 in addition to this year's expenses.