Hexane Free contains 500 mg

• Gamma-linolenic acid or GLA, and linoleic acid are essential, polyunsaturated fatty acids
• Used by most cells in the body to produce the soothing prostaglandins intracellular hormone-like messengers
• Help maintain the balance of many functions in the body
• 135 mg GLA per capsule

Cold pressed. Hexane-free. 500 mg (GLA Yield: 50 mg).Gamma-linolenic acid, or GLA, and linoleic acid are essential polyunsaturated fatty acids. They are used by most cells in the body to produce soothing prostaglandins.

Source Naturals Evening Primrose Oil is cold pressed and hexane free.  The delicate, lovely evening primrose is actually a nutritional powerhouse. It is composed of a wealth of healthy fatty acids including cis-linoleic acid and gamma-linolenic acid, two compounds that benefit both the outer body (hair, skin and nails) as well as inner health, healthy inflammation response, improved cell function, and balanced hormones. Excellent source of important fatty acids.