- Active substance: essential phospholipids extracted from soybean seeds 600 mg. Essential phospholipids contain 76% (3-sn-phosphatidyl) choline (extractant: 96% (v / v) ethanol). - The other ingredients are: solid fat (Witepsol W35), refined soybean oil, alpha-tocopherol, hydrogenated castor oil, solid fat (Witepsol S55), 96% ethanol, ethylvaniline, 4-methoxyacetophenone, gelatin, titanium dioxide (E17) ), yellow iron oxide (E172), black iron oxide (E172), red iron oxide (E172), sodium lauryl sulfate.