Since marky got me going on Chia research, math and nutrition, when I should be doing my taxes, I have to now ask: Is Chia really a better source of Omega 3 than flax?
From what I can see, Chia oil has a higher percentage of ALA than Flax, but Flax has a higher oil content than Chia. So, for 100 grams of seed:
Flax: 42.7 grams oil x 55% omega 3 = 23.5 grams omega 3
Chia 34 grams oil x 64% omega 3 = 21.8 grams omega 3
Oil content of flaxseed:
Omega 3 content of seed oils: