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.
Expert gardeners know that coffee grounds provide more than just a jump start of caffeine in the morning. A prime nitrogen source, coffee grounds improve soil structure and can further enrich your soil by attracting beneficial earthworms. But before you start tossing handfuls of coffee grounds across your garden soil, make sure you're aware of the effects they may have on your soil pH.