4. Conclusions
The results of this study showed that dietary linseed oilmodified the
fatty acid composition of pork patties by increasing n-3 and decreasing
n-6 fatty acids. Olive leaf extracts at supplementation levels of 200 and,
especially, of 300 mg GAE/g as well as α-tocopherol delayed lipid
oxidation by reducing the production of primary (conjugated dienes
and hydroperoxides) and secondary (malondialdehyde) products.
They also inhibited protein oxidation in a concentration-dependent
manner by reducing the production of carbonyls and increasing the
production of sulfhydryls. In addition, they could improve odor and
taste scores of the n-3 enriched frozen pork patties.