You eat 15 g of protein. Your body only uses 8 g.

To build protein, your body needs all 9 essential amino acids in the right ratio. If one of them runs short, it holds back how much of the whole protein can be used.

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Free · no sign-up · based on the FAO standard
Pasta (250 g)Lysine missing
7.8 gof 14.5 g protein usable
+ 25 g Parmesansupplies the missing lysine
Pasta with Parmesan2.8× more
22.0 gof 23.5 g protein usable
usablenot usable

1What are you eating?

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2How good is it?

How much of it is fully usable

0 g of 0 g protein
usable

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The Proteinscore shows what percentage of the protein is fully usable. Tap to adjust it in the calculator.

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