When it comes to measurements, the everyday kind that deal with things like air pressure, tire pressure, blood pressure, etc., there is no such thing as an absolute accuracy. And yet, as with most things, scientists are able to come up with a relatively accurate way of gauging these things by measuring them relative to other things.
Quick Answer. Eating coffee grounds is not bad for an individual's health, according to Sandeep Godiyal for Natural News. In fact, coffee grounds are very high in antioxidants and nutrients, even when they are used to make coffee.
Other Uses for Used Coffee Grounds in Gardens. Coffee grounds can also be used in your garden for other things. Many gardeners like to use used coffee grounds as a mulch for their plants. Other used for coffee grounds include using it to keep slugs and snails away from plants.