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Can he buy whey in pill form or a nutrition bar or some other convenient form is what he wants to know I think.

He wants to know what he can take for protein when he is somewhere that he can't get something to drink or eat.

It is good for cellular energy and converting protein I am not sure exactly how it works, but it should be good for when you don't have your protein shakes.

If you do take them separate from protein not at the same time.

I don't know if you should take them together. I figured you wanted something for when you couldn't take the whey. I think together that may possibly be too much protein.

I agree that protein bars can taste pretty nasty

Here are some sites that have homemade ones
They don't look all that appealing either BUT maybe after checking the ingredients
You could...

I have to get off here for now let me know if any of these sites help

Amino acid L tyrine is tryptophan which is chicken and dairy

amino acids to build muscle protein - Google Search

Let me...

You might want to check about amino acids. Also try typing protein pills and supplements in the search engine.
I have no idea what brand or anything you would be interested in