What should a person eat to lower their cholesterol?

Healthy. Increasing the dietary intake of oat products, legumes and other high-fiber foods can play a significant role in decreasing "bad cholesterol" (ldl) levels. Oatmeal, oat bran, beans, barley, and prunes and apples are great. Wild salmon, sardines and anchovies are all rich sources of omega-3 fatty acids hich lower ldl. Olive oil and soy products help too.
B6. Cholesterol if high is a sign gallbladder and liver is not processing cholesterol to make bile either due to low b6 vitamin or bile not thin enough to flow due to choline being insufficient - so detox the liver, gallbladder, and try the diet need both -body needs cholesterol by lowering this without addressing the cause will cause long term consequences.