The researchers base their findings on 98 pregnant women, who were
either given 4g of fish oil supplements or 4g of olive oil supplements
daily from 20 weeks of pregnancy until the birth of their babies.
non-smokers and those who did not routinely eat more than two weekly
portions of fish were included in the study. Eighty three mothers
completed the study.
Once the children had reached two and a
half years of age, they were assessed using validated tests to measure
growth and development.
These included tests of language,
behaviour, practical reasoning and hand-eye coordination. In all, 72
children were assessed (33 in the fish oil group and 39 in the olive
There were no significant overall differences in language skills and growth between the two groups of children
those whose mothers had taken fish oil supplements scored more highly
on measures of receptive language (comprehension), average phrase
length, and vocabulary.
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