Meat • Deep Nutrition Analytics
Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted
As a recognized meat, Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted delivers 204 calories per 100g, with energy primarily anchored by protein (28.4g) to support daily activity. Notably, a single 100g serving delivers an exceptional 108% DV of Vitamin B12 (2.58 µg), making it an elite dietary source. Despite a higher energy concentration (2 kcal/g), it delivers substantial micronutrient density to support nutrient-dense meal planning.
- Protein
- 28.4 g
- Carbohydrates
- 0 g
- Fat
- 9.2 g
- Fiber
- 0 g
Protein & Amino Acid Partitioning
Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted supplies 28.4g of protein per 100g, accounting for approximately 56% 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 | 854 kJ |
| Total lipid (fat) | 9.2 g |
| Carbohydrate, by difference | 0 g |
| Energy | 204 kcal |
| Protein | 28.4 g |
| Fiber, total dietary | 0 g |
Micronutrients
| Nutrient | Amount per 100 g |
|---|---|
| Vitamin B12 | 2.6 µg |
| Selenium | 30.8 µg |
| Zinc | 4.8 mg |
| Phosphorus | 203 mg |
| Copper | 0.1 mg |
Vitamins
| Nutrient | Amount per 100 g |
|---|---|
| Vitamin E (alpha-tocopherol) | 0.2 mg |
| Vitamin B-6 | 0.2 mg |
| Vitamin B-12 | 2.6 µg |
Minerals
| Nutrient | Amount per 100 g |
|---|---|
| Calcium, Ca | 8 mg |
| Potassium, K | 333 mg |
| Zinc, Zn | 4.8 mg |
| Iron, Fe | 2.2 mg |
| Magnesium, Mg | 25 mg |
| Phosphorus, P | 203 mg |
| Sodium, Na | 71 mg |
| Copper, Cu | 0.1 mg |
| Manganese, Mn | 0 mg |
| Selenium, Se | 30.8 µg |
Other nutrients
| Nutrient | Amount per 100 g |
|---|---|
| Folate, DFE | 21 µg |
| Isoleucine | 1.4 g |
| Leucine | 2.2 g |
| Lysine | 2.5 g |
| Cystine | 0.3 g |
| Valine | 1.5 g |
| Arginine | 1.7 g |
| Histidine | 0.9 g |
| Aspartic acid | 2.5 g |
| Serine | 1.1 g |
| SFA 10:0 | 0 g |
| SFA 16:0 | 1.8 g |
| SFA 18:0 | 1.1 g |
| MUFA 18:1 | 3.7 g |
| PUFA 18:2 | 0.5 g |
| PUFA 18:3 | 0.1 g |
| PUFA 20:4 | 0.1 g |
| Fatty acids, total monounsaturated | 4 g |
| Fatty acids, total polyunsaturated | 0.6 g |
| Water | 62.5 g |
| Niacin | 6.3 mg |
| Pantothenic acid | 0.7 mg |
| Ash | 1.1 g |
| Thiamin | 0.1 mg |
| Riboflavin | 0.3 mg |
| Folate, total | 21 µg |
| Folate, food | 21 µg |
| Tryptophan | 0.3 g |
| Threonine | 1.2 g |
| Methionine | 0.7 g |
| Phenylalanine | 1.1 g |
| Tyrosine | 1 g |
| Alanine | 1.7 g |
| Glutamic acid | 4.1 g |
| Glycine | 1.4 g |
| Proline | 1.2 g |
| Cholesterol | 92 mg |
| Fatty acids, total saturated | 3.3 g |
| SFA 12:0 | 0 g |
| SFA 14:0 | 0.3 g |
| MUFA 16:1 | 0.3 g |
Serving calculator
Nutritional Highlights & Outliers
High Vitamin B12
Delivers 2.6 µg of Vitamin B12 (108% DV), essential for neurological function, DNA synthesis, and red blood cell formation.
Zinc Rich
Contains 4.8 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)201 g
Compare Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted with Category Peers
Pork, fresh, loin, whole, separable lean only, cooked, braised vs Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted
Compared to Pork, fresh, loin, whole, separable lean only, cooked, braised, Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted has 1% less protein and 0% higher calories per 100g.
Beef, round, eye of round, roast, separable lean and fat, trimmed to 1/8" fat, select, cooked, roasted vs Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted
Compared to Beef, round, eye of round, roast, separable lean and fat, trimmed to 1/8" fat, select, cooked, roasted, Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted has 1% more protein and 0% higher calories per 100g.
Frequently Asked Questions
How many calories are in Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted?
A standard 100-gram serving of Lamb, leg, sirloin half, separable lean only, trimmed to 1/4" fat, choice, cooked, roasted contains 204 calories (854 kJ), alongside 28.4g of protein, 0g of carbohydrates, and 9.2g of fat.
In common serving sizes:- 85g (oz): ~173 kcal
- 201g (piece, cooked, excluding refuse (yield from 1 lb raw meat with refuse)): ~410 kcal
Is Lamb, leg, sirloin half, separable lean only, 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 only, 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 only, 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 only, trimmed to 1/4" fat, choice, cooked, roasted are:
- Vitamin B12: 2.58 µg (108% of your daily value)
- Selenium: 30.8 µg (56% of your daily value)
- Zinc: 4.85 mg (44% 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 174318).