Many of today's margarines and butter alternatives are made with poly-unsaturated fats and thus require refrigeration.

现在许多人造奶油和黄油都是用多不饱和脂肪酸做的，因此需要冷冻保藏。

The Recommended Daily Allowance is 5 micrograms and good dietary sources are dairy produce (not low fat), oily fish, cod liver oil, egg yolk, fortified margarines.

建议的每日津贴是5微克和良好的饮食来源是乳制品生产(不低脂肪)，油性鱼类，鱼肝油，蛋黄，强化人造黄油。

Trans Fatty Acids: Imitation fats in shortenings, margarines and most commercial baked goods and snack foods. Strongly associated with cancer of the lungs and reproductive organs.

反式脂肪酸：反式脂肪酸普遍存在于人造奶油、人造黄油和绝大多数商业的焙烤食品和点心中，它与肺癌和生殖器官癌症的发生有很大的关联。