Reply To: (Share your) Clear skin success story? Blog › Forums › Eat the Food! › (Share your) Clear skin success story? › Reply To: (Share your) Clear skin success story? January 29, 2014 at 4:42 pm #14827 derekParticipant @penny what brand of diatomaceous earth do you take? Aside from getting the “food grade” stuff, is there any other way to be sure it doesn’t have other impurities?