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Lamb, loin joint, roasted, lean and fat

Lamb loin is a cut of meat from the back of the animal. The figures here describe a roasted loin joint with both lean meat and fat included. It mainly provides protein and fat: per 100g, it contains 25g of protein and 22g of fat, including 11g of saturated fat. Its energy content is 1259 kJ.

Protein supports the growth and repair of body tissues. Lamb also provides iron, which is needed to make red blood cells, and vitamin B12, which supports normal nerve function. The fat and saturated fat content are worth noting for people monitoring their energy or saturated fat intake. Full nutrient figures are in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

303 kcal

Energy

1259 kJ

Fat

22g

of which saturates

11g

Carbohydrate

0g

of which sugars

0g

Protein

25g

Salt

0.19g

Alcohol

0g

Water

52g

Cholesterol

100mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

6µg

Vitamin D

0.6µg

Vitamin E

0.06mg

Vitamin C

0mg

Thiamin (B1)

0.13mg

Riboflavin (B2)

0.23mg

Niacin (B3)

6.2mg

Vitamin B6

0.31mg

Vitamin B12

2µg

Folate

5µg

Calcium

14mg

Iron

1.8mg

Magnesium

23mg

Phosphorus

200mg

Potassium

330mg

Sodium

75mg

Zinc

3.2mg

Copper

0.1mg

Selenium

4µg

Iodine

6µg

Other types of lamb

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Lamb, loin joint, roasted, lean and fat, weighed with bone

224 kcal

19g

17g

–

Lamb, leg joint, roasted, lean and fat

236 kcal

30g

13g

–

Lamb, loin chops, roasted, lean and fat

359 kcal

29g

27g

0g

Lamb, loin chops, roasted, lean and fat, weighed with bone

316 kcal

22g

21g

–

Lamb, loin chops, roasted, lean, weighed with fat and bone

144 kcal

19g

7.4g

–

Lamb, loin joint, raw, lean and fat

307 kcal

17g

27g

–

Lamb, loin joint, raw, lean and fat, weighed with bone

236 kcal

13g

21g

–

Lamb, shoulder joint, roasted, lean and fat

282 kcal

26g

20g

–

Lamb, breast, roasted, lean and fat

359 kcal

22g

30g

0g

Lamb, leg, half knuckle, pot-roasted, lean and fat

237 kcal

28g

14g

0g

Lamb, leg, half knuckle, pot-roasted, lean and fat, weighed with bone

173 kcal

21g

10g

–

Lamb, leg, whole, roasted well done, lean and fat

242 kcal

30g

14g

–

Lamb, leg, whole, roasted, lean and fat

240 kcal

28g

14g

0g

Lamb, loin chops, grilled, lean and fat

305 kcal

27g

22g

0g

Lamb, loin chops, grilled, lean and fat, weighed with bone

247 kcal

22g

18g

–

Lamb, loin chops, grilled, lean, weighed with fat and bone

130 kcal

18g

6.5g

–

Lamb, loin chops, microwaved, lean and fat

352 kcal

28g

27g

0g

Lamb, loin chops, microwaved, lean and fat, weighed with bone

289 kcal

23g

22g

–

Lamb, loin chops, microwaved, lean, weighed with fat and bone

141 kcal

19g

7.3g

–

Lamb, loin chops, raw, lean and fat

277 kcal

18g

23g

0g

About these figures

Values are per 100g of the food as described (Calculated from 78% lean and 22% fat). "Trace" means only a very small amount was found. Nutrients that were not measured are not shown. Salt is calculated from sodium.

Further reading and references

  • Public Health England. McCance and Widdowson's The Composition of Foods Integrated Dataset 2021. GOV.UK.

Article history

The information on this page is written and peer reviewed by qualified clinicians.
  • 4 Nov 2026 | Latest version
  • 3 Nov 2026 | Originally published