Value Per Nutrient Food 0.24 g 100 grams Hydroxyproline Beef, round, eye of round, roast, separable lean only, trimmed to 1/8" fat, all grades, raw 0.23 g 100 grams Hydroxyproline Beef, rib, small end (ribs 10-12), separable lean only, trimmed to 1/8" fat, all grades, raw 0.23 g 100 grams Hydroxyproline Beef, top sirloin, steak, separable lean only, trimmed to 1/8" fat, select, raw 0.23 g 100 grams Hydroxyproline Beef, round, eye of round, roast, separable lean only, trimmed to 1/8" fat, select, raw 0.23 g 100 grams Hydroxyproline Beef, chuck, arm pot roast, separable lean only, trimmed to 1/8" fat, select, raw 0.23 g 100 grams Hydroxyproline Beef, round, bottom round, roast, separable lean only, trimmed to 1/8" fat, select, raw 0.23 g 100 grams Hydroxyproline Beef, round, top round, steak, separable lean and fat, trimmed to 1/8" fat, select, raw 0.23 g 100 grams Hydroxyproline Beef, round, bottom round, roast, separable lean only, trimmed to 1/8" fat, choice, raw