Include at least two servings a week of fatty fish, or add foods fortified with DHA to the daily menu.

每周要吃至少两份高脂肪鱼类，或在每日食谱中添加富含脑黄金的食物。

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Fish are considered one of the best sources of DHA, but unfortunately, the EPA warns that pregnant women must watch their fish consumption because many fish contain harmful levels of mercury.

鱼类被认为是DHA的一个最好来源，但不幸的是，美国环保局警告说，怀孕妇女必须提防她们对鱼的消费量，因为许多鱼类含有危害程度的汞。

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The new study, with more than 2,000 participants, was a clinical trial in which women received either fish oil with DHA or a placebo (vegetable oil).

而此项新研究，有2000多人参与，并在临床实验中给妇女分别服用了含DHA的鱼油和无效对照剂(植物油)。

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Docosahexaenoic acid (DHA) from fish oil protects the heart and may even help brain development .

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Also, a recent study found that the DHA component of fish oil from algae helped people with minor memory impairment, but this needs to be replicated in order to be more definitive, he said.

CNN: Mediterranean diet may help prevent dementia, study says

In a study, his group found that DHA fatty acids from fish oil could delay or deter the onset of Alzheimer's disease in rats or older mice that had been genetically altered to develop the condition.

CNN: Mediterranean diet may help prevent dementia, study says