If you grill a steak, would it be better to put salt on it before or after you cooked it? explain in terms of osmosis. =.

Putting salt on the meat before grilling will cause water to flow out of the meat cells due to difference in concentration gradient. And this will make the meat to lose nutrients through the water that is coming out of it. In order to preserve the nutrients in the meat, it is better to salt the meat after grilling.