Calorie data · Protein← All foods

How many calories in
flat iron steak?

At 218 calories per 100g, flat iron steak delivers 26g of protein and 12g of fat. Macros are balanced relative to other protein sources. A typical 4 oz portion lands around 246 calories.

218
kcal · 100g
26g
Protein
0g
Carbs
12g
Fat
Servings

Common serving sizes.

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

Serving
Calories
Protein
3 oz (85g)
185 kcal
22.1g
4 oz (113g)
246 kcal
29.3g
1 cup (~150g)
327 kcal
39.0g
Track this food

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FAQ

Quick answers.

How many calories in flat iron steak?

Flat Iron Steak has approximately 218 calories per 100g. A typical serving — 3 oz (85g) — comes in at 185 calories.

How much protein is in flat iron steak?

26g of protein per 100g. That puts flat iron steak at roughly 11.9g of protein per 100 calories — a useful lens when comparing to other protein sources.

How do I log flat iron steak 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 flat iron steak good for weight loss?

It depends on your overall calorie target. Flat Iron Steak sits in a moderate calorie range. It can fit any goal — weight loss, maintenance, or muscle gain — when portioned to your daily target.