Meat • Deep Nutrition Analytics
Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted
Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted is a meat providing 292 kcal per 100g serving, primarily fueled by fat (20.7g) for energy-dense lipids that support nutrient and fat-soluble vitamin absorption. Standing out in micronutrient concentration, it provides 105% of your daily value for Vitamin B12 (2.53 µg) in a standard 100g portion. While caloric density is concentrated at 2.9 kcal/g, its robust micronutrient diversity offers meaningful cellular nourishment.
- Protein
- 24.6 g
- Carbohydrates
- 0 g
- Fat
- 20.7 g
- Fiber
- 0 g
Protein & Amino Acid Partitioning
Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted supplies 24.6g of protein per 100g, accounting for approximately 34% of its total caloric value. With minimal or zero carbohydrates, it delivers efficient amino acid density for muscular recovery and metabolic support.
Complete Nutrition Profile (per 100 g)
Macronutrients
| Nutrient | Amount per 100 g |
|---|---|
| Energy | 1220 kJ |
| Total lipid (fat) | 20.7 g |
| Carbohydrate, by difference | 0 g |
| Energy | 292 kcal |
| Protein | 24.6 g |
| Fiber, total dietary | 0 g |
Micronutrients
| Nutrient | Amount per 100 g |
|---|---|
| Vitamin B12 | 2.5 µg |
| Selenium | 25.5 µg |
| Zinc | 4.1 mg |
| Phosphorus | 183 mg |
| Copper | 0.1 mg |
Vitamins
| Nutrient | Amount per 100 g |
|---|---|
| Vitamin E (alpha-tocopherol) | 0.1 mg |
| Vitamin B-6 | 0.1 mg |
| Vitamin B-12 | 2.5 µg |
Minerals
| Nutrient | Amount per 100 g |
|---|---|
| Calcium, Ca | 11 mg |
| Potassium, K | 301 mg |
| Zinc, Zn | 4.1 mg |
| Iron, Fe | 2 mg |
| Magnesium, Mg | 22 mg |
| Phosphorus, P | 183 mg |
| Sodium, Na | 68 mg |
| Copper, Cu | 0.1 mg |
| Manganese, Mn | 0 mg |
| Selenium, Se | 25.5 µg |
Other nutrients
| Nutrient | Amount per 100 g |
|---|---|
| Folate, DFE | 17 µg |
| Niacin | 6.6 mg |
| Pantothenic acid | 0.7 mg |
| Water | 54.1 g |
| Isoleucine | 1.2 g |
| Leucine | 1.9 g |
| Lysine | 2.2 g |
| Cystine | 0.3 g |
| Valine | 1.3 g |
| Arginine | 1.5 g |
| Histidine | 0.8 g |
| Aspartic acid | 2.2 g |
| Serine | 0.9 g |
| SFA 10:0 | 0.1 g |
| SFA 16:0 | 4.4 g |
| SFA 18:0 | 2.8 g |
| MUFA 18:1 | 7.9 g |
| PUFA 18:2 | 1.1 g |
| PUFA 18:3 | 0.3 g |
| PUFA 20:4 | 0.1 g |
| Fatty acids, total monounsaturated | 8.7 g |
| Fatty acids, total polyunsaturated | 1.5 g |
| Ash | 1 g |
| Thiamin | 0.1 mg |
| Riboflavin | 0.3 mg |
| Folate, total | 17 µg |
| Folate, food | 17 µg |
| Tryptophan | 0.3 g |
| Threonine | 1.1 g |
| Methionine | 0.6 g |
| Phenylalanine | 1 g |
| Tyrosine | 0.8 g |
| Alanine | 1.5 g |
| Glutamic acid | 3.6 g |
| Glycine | 1.2 g |
| Proline | 1 g |
| Cholesterol | 97 mg |
| Fatty acids, total saturated | 8.7 g |
| SFA 12:0 | 0.1 g |
| SFA 14:0 | 0.8 g |
| MUFA 16:1 | 0.6 g |
Serving calculator
Nutritional Highlights & Outliers
High Vitamin B12
Delivers 2.5 µg of Vitamin B12 (105% DV), essential for neurological function, DNA synthesis, and red blood cell formation.
Zinc Rich
Contains 4.1 mg of zinc, vital for cellular immunity, wound recovery, and protein metabolic processes.
Common serving sizes
- oz85 g
- piece, cooked, excluding refuse (yield from 1 lb raw meat with refuse)262 g
Compare Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted with Category Peers
Lamb, Australian, imported, fresh, rack, roast, frenched, bone-in, separable lean and fat, trimmed to 1/8" fat, cooked, roasted vs Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted
Compared to Lamb, Australian, imported, fresh, rack, roast, frenched, bone-in, separable lean and fat, trimmed to 1/8" fat, cooked, roasted, Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted has 5% less protein and 0% higher calories per 100g.
Beef, rib eye roast, boneless, lip-on, separable lean and fat, trimmed to 1/8" fat, all grades, cooked, roasted vs Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted
Compared to Beef, rib eye roast, boneless, lip-on, separable lean and fat, trimmed to 1/8" fat, all grades, cooked, roasted, Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted has 1% more protein and 0% lower calories per 100g.
Frequently Asked Questions
How many calories are in Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted?
A standard 100-gram serving of Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted contains 292 calories (1222 kJ), alongside 24.6g of protein, 0g of carbohydrates, and 20.7g of fat.
In common serving sizes:- 85g (oz): ~248 kcal
- 262g (piece, cooked, excluding refuse (yield from 1 lb raw meat with refuse)): ~765 kcal
Is Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted suitable for a keto or low-carb diet?
Yes. With only 0g of net carbs per 100g (0g total carbohydrates minus 0g dietary fiber), Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted is exceptionally keto-friendly and fits easily within strict daily carbohydrate limits.
What are the main vitamins and minerals found in Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted?
According to MicroNutritious deep analytics of USDA laboratory data, the most significant micronutrients in a 100g serving of Lamb, leg, sirloin half, separable lean and fat, trimmed to 1/4" fat, choice, cooked, roasted are:
- Vitamin B12: 2.53 µg (105% of your daily value)
- Selenium: 25.5 µg (46% of your daily value)
- Zinc: 4.13 mg (38% of your daily value)
Values are standardized against FDA Daily Values for a 2,000 calorie diet.
Data source: USDA FoodData Central, SR Legacy (FDC ID 174316).