English-Hanzi/Small serving of sardines once a day can provide

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A small serving of sardines once a day can provide up to 13% of the RDA (recommended daily allowance) value of vitamin B2, roughly one-quarter of the RDA of niacin, and about 150% of the RDA of vitamin B12.

每天一小份沙丁鱼可以提供高达RDA(推荐每日允许量)维生素B2值的13%,大约是烟酸RDA的四分之一,以及维生素B12的RDA的约150%。