En moyenne, il représente 7,2 p. 100 des matières grasses totales du lait maternel et, chez certaines femmes qui allaitent, le chiffre peut atteindre 17 p. 100, reflétant des apports pouvant atteindre 20,3 grammes par personne par jour.
The average Canadian woman shows 7.2% on average of her total milk fat as trans fatty acid, with some lactating women in this country showing levels of 17% of the total milk fat as transfat, reflecting her intakes as high as 20.3 grams per person per day.