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鱼肉所含的ω-3脂肪酸成分优于其他来源,这种物质对健康的裨益被普遍认知。大型鱼类体内的汞含量最高,但它们也相应地含有更高的硒,对汞的毒性起到平衡作用对于一些消费品的利与弊,科学研究似乎总是一会儿说东一会儿说西。有关鱼的争论亦是如此。有多少报告称ω-3脂肪酸是永葆青春的灵丹妙药,就会有多少篇文献警告爱吃鱼的人要小心其中过量的重金属,尤其是汞的毒性。但问题是,ω-3脂肪酸真有那么神奇吗?此外还有报告称,鱼体内的硒可以抵消汞的负面影响,而硒又是什
Omega-3 fatty acids contained in fish are superior to other sources and the health benefits of such substances are generally recognized. Large fish have the highest levels of mercury in their bodies, but they also contain higher levels of selenium accordingly, which balances the toxicity of mercury. For some pros and cons of consumer products, scientific research seems to always speak for a while. The same is true of the fish debate. How many reports have reported that omega-3 fatty acids are a panacea for eternal youth, and how many articles warn fish lovers to beware of excess levels of heavy metals, especially mercury. But the question is, is omega-3 fatty really amazing? In addition, there are reports that the body of selenium can offset the negative impact of mercury, and selenium is what