Refined sardine oil was kindly provided by Industrias Afines S.L. (Pontevedra, Spain). The fatty acid (FA) composition of sardine oil and the mole percentage of FAs at the sn-2 position of TAG is presented in Table 1 ( Solaesa, Bucio, Sanz, Beltrán, & Rebolleda, 2014). More than 80% of DHA was found at sn-2 position.