Calorie data · Snacks← All foods

How many calories in
quest protein bar?

Per 100g, quest protein bar delivers 357 calories with 36g of protein. Higher protein than most snacks — a useful between-meal option.

357
kcal · 100g
36g
Protein
32g
Carbs
9g
Fat
Servings

Common serving sizes.

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

Serving
Calories
Protein
3 oz (85g)
303 kcal
30.6g
4 oz (113g)
403 kcal
40.6g
1 cup (~150g)
536 kcal
54.1g
Track this food

Skip the lookup. Snap the plate.

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

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FAQ

Quick answers.

How many calories in quest protein bar?

Quest Protein Bar has approximately 357 calories per 100g. A typical serving — 3 oz (85g) — comes in at 303 calories.

How much protein is in quest protein bar?

36g of protein per 100g. That puts quest protein bar at roughly 10.1g of protein per 100 calories — a useful lens when comparing to other snacks sources.

How do I log quest protein bar 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 quest protein bar good for weight loss?

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