Ground Oats have been suggested to be key to lowering cholesterol (1). Other beneficial effects that ground oats provide include a reduction in blood sugar levels, heart disease and type 2 diabetes, more research is needed however to elucidate these effects.
1 – Lia, A., Hallmans, G., Sandberg, A. S., Sundberg, B., Aman, P., & Andersson, H. (1995). Oat beta-glucan increases bile acid excretion and a fiber-rich barley fraction increases cholesterol excretion in ileostomy subjects. The American journal of clinical nutrition, 62(6), 1245-1251.