*The research was conducted between 18 September - 26 November 2020 with 77 women aged 18-65 years. The study was conducted by Cue Consumer Research. The study group took 6 x 500mg capsules a day for 12 weeks.
†Efamol Evening Primrose Oil contains 115mg of GLA per 1000mg capsule. A survey of standard Evening Primrose Oil available on the high street shows an average GLA content of 8.3mg per 1000mg. The difference between these two figures is 38.5%. Allowing for natural variations of GLA we have rounded this down to 33%.