Soy-bean oil is a mixture of acids: 44-60% of linoleic acid, 20-30% of oleinic acid, 5-14% of linolenoic acid, 2,4-6,8% of palmic acid, 4,4-7,3% of stearinic acid, 0,4-1% of arachic acid. As for other saponifiable and non-saponifiable matters, soy-bean oil contains 4,5% of phospholipides, 0,002% of waxes and wax-like products, 0,14-0,2% of pigments, up to 0,15% of protein substances, up to 0,5% of vitamins À, D, E, and Ê, 0,008-0,12% of carbohydrate.