With many top companies plus exposure to healthcare and gold, these ETFs can help strengthen your portfolio in the event that tougher times lay ahead for the economy. A couple of ETFs that risk-averse investors should consider adding to their portfolios today are iShares U.S. Healthcare (NYSEMKT: IYH) and iShares MSCI Global Gold Miners (NASDAQ: RING). 2. iShares MSCI Global Gold Miners When inflation goes up and the economy is in turmoil, investors often look to gold as a safe place to store their wealth.