Calorie data · Protein← All foods

How many calories in
lobster?

Plain lobster meat is surprisingly lean — 89 calories per 100g with 19g of protein and almost no fat. The reason it gets a high-calorie reputation is the butter. A bare-naked tail is closer to 70 calories; dunking it doubles or triples the count.

89
kcal · 100g
19g
Protein
0g
Carbs
0.9g
Fat
Servings

Common serving sizes.

Calories scale with portion. Here's how a typical lobster serving translates in your tracker:

Serving
Calories
Protein
1 cup, cooked (145g)
129 kcal
27.5g
3 oz (85g)
76 kcal
16.2g
1 tail (75g)
67 kcal
14.3g
In your day

What 89 calories means.

Protein-dense — 21.3 g of protein per 100 kcal makes lobster an efficient choice for hitting a protein target while managing calories.

Share of a 2,000-kcal day
4%
per 100g · 21.3g protein per 100 kcal
Time to burn it off
🚶 Walking17 min
🏃 Running9 min
🚴 Cycling10 min
Estimated for a 70 kg / 154 lb adult
Comparison

Lobster vs. similar foods.

How lobster stacks up on calories and protein against foods people commonly compare it to:

Food
Calories
Protein / 100 kcal
Lobster
89 kcal / 100g
21.3g
99 kcal / 100g
24.2g
87 kcal / 100g
20.7g
208 kcal / 100g
9.6g
Track this food

Skip the lookup. Snap the plate.

Point your iPhone camera at lobster and Spotwell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.

Download on theApp Store
FAQ

Quick answers.

How many calories in lobster?

Lobster has approximately 89 calories per 100g. A typical serving — 1 cup, cooked (145g) — comes in at 129 calories.

How much protein is in lobster?

19g of protein per 100g. That puts lobster at roughly 21.3g of protein per 100 calories — a useful lens when comparing to other protein sources.

How do I log lobster accurately?

The simplest method: weigh it on a kitchen scale, then enter grams in your tracker. With Spotwell, you can skip the scale — point the camera at the plate and the AI estimates the portion in under a second. Adjust the value if it looks off.

Is lobster good for weight loss?

It depends on your overall calorie target. Lobster is naturally low-calorie at 89 kcal per 100g, so it's easy to fit into a deficit.