Gamma oryzanol (g–oryzanol) is a naturally occurring mixture of antioxidants found in rice bran, corn and barley oils. Gamma oryzanol and rice bran oil therapy have been used to treat and manage a variety of conditions including anxiety, menopause and aging. In addition, it is believe that g–oryzanol improves blood cholesterol by reducing total plasma cholesterol and triglycerides.
POS utilizes an HPLC method to determine the g–oryzanol content of various oils. The cost of analysis is $220 (CDN) and only one gram of sample is required.