存金宝最多可以买100万元封顶。每个用户在存金宝中最多可以投资100万元，超过这个金额将无法继续buy。这样的限制是为了保护投资者的利益，防止投资过度集中在个别用户手中，降低投资风险。Investing in gold can be a good way to diversify your investment portfolio and protect against inflation. Gold has a long history as a store of value and has been used as a form of currency for thousands of years. By investing in gold, you can hedge against economic uncertainty and protect your wealth from fluctuations in the stock market. Gold prices tend to rise during times of economic turmoil, making it a safe haven asset for investors.