It's actually required by the body to build and maintain cell membranes and is used for many other important functions as well. (acaloriecounter.com)
These fatty acids are also involved in other important functions in a direct way such as the regulation of blood pressure and immune functions. (changinghabits.com.au)
Other important functions of estrogen include keeping cholesterol levels in check and allowing for healthy bone density. (wiserootsnutrition.com)