About Borage Borage is a cold pressed, hexane free and stabilized oil from borage seeds (Borago officinalis). Borage oil is the highest-potency source of GLA available. GLA is an important omega-6 fatty acid needed for the production of beneficial prostaglandins (hormone-like compounds), which play an important role in supporting skin health and immune function.* Borage oil provides nutritional support during mild discomforts associated with PMS.*