TRANS FATTY-ACID CONTENT OF HUMAN-MILK IN SPAIN

The C18 fatty acid fraction of 38 samples of mature human milk from Sp anish women was analyzed using capillary gas chromatography. The avera ge content of trans fatty acids found in these samples represented 0.9 5% of total fatty acids. This value is lower than the percentage found in human milk from other developed countries in which the consumption of hydrogenated fat is higher. Trans fatty acid content in human milk has been related to the types of fats and oils present in the diets o f the nursing mothers. According to the results obtained in this surve y, we can also conclude that the amount of trans forms in breast milk lipids is lower than the trans content found in infant formulas in Spa in.