We are not offering health or medical advice, and this is for information purposes only. That said, Dr Mercola in a now deleted post details what he believes are the myths surrounding cholesterol. Far from being a biotoxin, cholesterol is needed for the formation of cell membranes and for neurological functioning. Most of the body’s cholesterol is made by the body itself. More remarkably, a 2014 study found higher levels of cholesterol were associated with a reduced risk for amyloid plaque deposits in the brain. The cholesterol story is biochemically complicated.