1 piece (medium) of Protein Bar (15g protein) (50 g) has 175 calories. That works out to 350 calories per 100 g. It contains 17.5 g of carbs, 15 g of protein, 5 g of fat and 4 g of fiber. Its 0.5 µg of B12 covers 21% of the Daily Value. Its glycemic index is 45 (medium), so it raises blood sugar at a moderate pace.

What is Protein Bar (15g protein)?

A protein bar is a compact, ready-to-eat snack, usually made by combining protein-rich ingredients with grains and other ingredients for texture and sweetness. Some have a chocolate coating and a dense, slightly grainy centre, though recipes and flavours vary by brand. Its wrapped, portable format makes it easy to keep on hand when you need something between meals or while travelling.

The taste is often sweet, and the firm texture makes a bar easy to eat on its own. Around the world, people commonly reach for one after exercise, during a commute or when a meal is delayed. With 15 g of protein per bar, it can be a convenient snack; pair it with fruit or yogurt for a more rounded mini-meal, rather than relying on it as a meal replacement.

Protein Bar (15g protein) Nutrition Facts

Selected: 100 g

350

KCAL / 100G

Carbs

35g

· 13% DV

Protein

30g

· 60% DV

Fat

10g

· 13% DV

Fiber

· 29% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 40% · Protein 34% · Fat 26%

Protein Bar (15g protein) Vitamins & Minerals

Vitamins

B12

1µg · 42% DV

0.4mg · 31% DV

0.5mg · 29% DV

Biotin

8µg · 27% DV

Minerals

Phosphorus

180mg · 26% DV

Iron

3mg · 17% DV

Magnesium

60mg · 14% DV

Selenium

7µg · 13% DV

How Nutritious Is Protein Bar (15g protein)?

Nutrient density

Medium

45/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

High

65/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Protein Bar (15g protein) Glycemic Index

GLYCEMIC INDEX

Medium

0 Low5570100

GLYCEMIC LOAD

Medium

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Protein Bar (15g protein)

To burn the 350 calories in 100 g:

🚶

87min

Walking (5 km/h)

🏃

36min

Running (8 km/h)

🚴

48min

Cycling

🏊

41min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

Is Protein Bar (15g protein) Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Protein Bar (15g protein) Contain Allergens?

Contains these allergens:

Gluten yes

Dairy yes

Eggs free

Peanuts yes

Tree nuts yes

Fish free

Soy yes

Sesame free

Which Diets Is Protein Bar (15g protein) Good For?

Vegan

— Not suitable

Vegetarian

✓ Suitable

Gluten-Free

— Not suitable

Dairy-Free

— Not suitable

Mediterranean

— Not suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Protein Bar (15g protein) Fat Profile

SATURATED

3.5g

MONOUNSATURATED

3.2g

POLYUNSATURATED

⚖️

Omega 6:3 ratio 7.5:1

Above the ideal 4:1 (7.5:1).

Compare Protein Bar (15g protein)

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Protein Bar (15g protein) vs Hawthorn Vinegar332 kcal more per 100 g

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Protein Bar (15g protein) vs Protein BarSame calories per 100 g

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Foods Similar to Protein Bar (15g protein)

🧴

Hawthorn Vinegar

18 kcal

🌯

Tantuni

210 kcal

🌯

Chicken Wrap

195 kcal

🍫

Protein Bar

350 kcal

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290 kcal

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291 kcal

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312 kcal

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Frequently Asked Questions About Protein Bar (15g protein)

Are protein bars healthy?

A protein bar can be a convenient snack, but it is not automatically a nutritious choice. This protein bar provides 15 g of protein; its coating and any sugars or sweeteners also matter when deciding how it fits your day.

Can a protein bar help with weight loss?

A protein bar does not cause weight loss by itself. It may make a filling, portable snack between meals, but adding it on top of your usual meals can increase your overall food intake.

When should you eat a protein bar?

You can eat a protein bar between meals or before or after a workout. If you plan to have it close to exercise, try it beforehand on a regular day to see whether it sits comfortably.

Can a protein bar replace a meal?

Usually, a protein bar is not a full meal replacement. This bar provides protein, but eating it alone does not offer the variety of foods and nutrients you would get from a balanced meal.

Is a protein bar a good post-workout snack?

Yes, a protein bar can be a convenient post-workout snack when a full meal is not available. This one provides 15 g of protein; you can pair it with fruit or another food if you need a more substantial snack.

Can you eat a protein bar without working out?

Yes, you do not need to exercise to eat a protein bar. It can be a portable snack for travel or a busy day, rather than something reserved only for people who work out.

How many protein bars can you eat in a day?

There is no fixed daily number that suits everyone. Each serving of this protein bar provides 15 g of protein, so consider how much protein you already get from meals and whether the bar is replacing a snack or adding one.

Why does a protein bar sometimes taste chalky or feel dry?

A protein bar can taste chalky or dry because concentrated protein ingredients make a dense texture. The coating may soften the contrast, but eating the bar with a drink can make it more comfortable if you find it dry.

Can you freeze a protein bar?

Yes, you can freeze a protein bar in a sealed container to keep it for later. Let it soften before eating; freezing and thawing may change the texture of its coating or make the bar firmer.

Can children eat a protein bar?

Children can eat a protein bar, but they generally do not need a bar marketed for extra protein if they eat a varied diet. Check for ingredients they may react to, and ask a pediatrician if your child has a medical condition.

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: September 24, 2026