Pregnenolone 150 mg plant source is micronized and sustained released. It is formulated in a lipid matrix to bypass the liver so that the pregnenolone is presented directly to the systemic circulation, and it is micronized to a particle size of less than 50 microns for optimal absorption. Soy free the source material wild yam is non irradiated and non ethylene oxide treated. Replaces product #52681.