Comment: in a previous epidemiological study, the prevalence of dysmenorrhea was inversely associated with dietary intake of both fish oil and vitamin B12.
评论：在先前的流行病史研究中，痛经的发生几率与日常饮食中摄取的鱼油和维生素b 12呈现负相关关系。
2
Helps detoxify. True vitamina is found only in animal foods such as cod liver oil; fish and shellfish; and liver, butter and egg yolks from pasture-fed animals.
真正的维生素a只能在动物食品中找到，如鳕鱼甘油、鱼类和甲壳类动物、肝脏、牛油、草食性动物的蛋黄等。
3
Two will take either avitamin D or a fish-oil supplement and a placebo.