I'm not very happy about this diet - for one thing, I think it contains too much protein.

"It contains proteins we haven't even identified yet, much less know the function of."

This is especially true of the seeds, which contain 21% protein and 15.2% fat.

The product originally contained protein but has since been removed.

This generally means eating more foods containing fat and protein.

So, most anything containing protein will contain at least a little sulfur.

How many meals contain low-fat protein like chicken and fish?

Prions are so named because they appear to contain only protein.

The resulting paste is reported to contain 16.2% protein and 1.3% fat.

In this test an electric current is run through a gel containing proteins from the virus.