Protein efficiency ratio

Protein efficiency ratio (PER) is based on the weight gain of a test subject divided by its intake of a particular food protein during the test period.

From 1919 until very recently, the PER had been a widely used method for evaluating the quality of protein in food.

单词	Protein efficiency ratio
释义	Protein efficiency ratio 英语百科 Protein efficiency ratio Protein efficiency ratio (PER) is based on the weight gain of a test subject divided by its intake of a particular food protein during the test period. From 1919 until very recently, the PER had been a widely used method for evaluating the quality of protein in food.
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