Table 1.

Proportion of key omega-3 fatty acids in erythrocyte membranes from participants supplemented with fish oil (FSO) or flaxseed oil (FXO) over time of study.

% of Total Fatty Acids1
Fatty acidsGroup2Week 03Week 83Week 123Week 243
Erythrocyte membrane EPA+DHAFSO4.32 (0.38)7.75 (0.32)55.74 (0.35)63.78 (0.41)
FXO4.38 (0.29)4.70 (0.41)4.11 (0.43)3.85 (0.43)
Erythrocyte membrane total omega-34FSO6.11 (0.50)10.24 (0.39)58.01 (0.42)65.50 (0.50)
FXO6.31 (0.34)7.10 (0.44)76.36 (0.46)5.93 (0.50)
Plasma EPA+DHAFSO4.37 (0.38)9.50 (0.63)54.87 (0.22)3.44 (0.21)
FXO4.11 (0.21)4.95 (0.55)73.90 (0.35)4.11 (0.25)
Plasma total omega-34FSO5.26 (0.38)10.93 (0.71)55.65 (0.18)4.35 (0.21)
FXO5.08 (0.22)6.07 (0.54)74.87 (0.39)5.20 (0.26)