money market fund is a kind of mutual fund that invest in some short term government or institute issued bonds. because of it's low risk and high liquidity, it can also be consider as a saving account with higher interest rate.
As a practise of mutual funds sale and also in order to conform to the security law, the company will always disclaim that the value of your investment is not guaranteed. so you don't need to worry about it.
This post has been archived. It cannot be replied.