Value Per Nutrient Food 0.62 g 100 grams Serine Spaghetti, dry, unenriched 0.62 g 100 grams Serine Macaroni, dry, unenriched 0.62 g 100 grams Serine Lamb, domestic, shoulder, whole (arm and blade), separable lean and fat, trimmed to 1/4" fat, choice, raw 0.61 g 100 grams Serine USDA Commodity, chicken fajita strips, frozen 0.61 g 100 grams Serine Lamb, ground, raw 0.61 g 100 grams Serine Beef, rib, large end (ribs 6-9), separable lean and fat, trimmed to 1/8" fat, choice, raw 0.61 g 100 grams Serine Mollusks, scallop, (bay and sea), cooked, steamed 0.61 g 100 grams Serine Pork, cured, ham -- water added, slice, bone-in, separable lean and fat, unheated