How many calories is Protein Bar?

1 bar (53g) of Protein Bar has 184 calories.

How much protein is in Protein Bar?

1 bar (53g) of Protein Bar has 18 grams of protein.

How many calories are in 100g of Protein Bar?

100g of Protein Bar has 348 calories and 35 grams of protein.

What is a standard serving for Protein Bar?

A standard serving of Protein Bar is 1 bar (53g), which has 184 calories and 18 grams of protein.

How do I estimate my portion of Protein Bar?

The easiest way is to estimate the main calorie drivers separately: number of bars, whole bar or part of one, full-size or mini bar and anything eaten with it. If you don't know how much Protein Bar you ate, or whether you had a bar, handful, cup, packet or bowl, download Welling and it will help estimate the portion for you.

Protein Bar

Quest

1 bar (53g) of Quest Protein Bar contains 184 calories and 18 grams of protein

Amount

Serving

Other servings:

184 calories

per 1 bar (53g)

Protein 18g

Carbs View in app

Fat View in app

Log with Welling

See the full macros for Protein Bar in the Welling app.

Nutrition Facts for 1 bar (53g) of Quest Protein Bar

Nutrition per serving of Quest Protein Bar. Values other than calories and protein are available in the Welling app.
Calories	184 kcal
Protein	18g
Fat	View in app
Carbs	View in app
Fiber	View in app
Sugar	View in app
Sodium	View in app

Macro Ratio for Quest Protein Bar

See how protein, carb and fat are split for this food in the app.

View in app

Foods Related to Quest Protein Bar

Healthier Alternatives for Quest Protein Bar

Frequently Asked Questions

How many calories is Protein Bar?: 1 bar (53g) of Protein Bar has 184 calories.
How much protein is in Protein Bar?: 1 bar (53g) of Protein Bar has 18 grams of protein.
How many calories are in 100g of Protein Bar?: 100g of Protein Bar has 348 calories and 35 grams of protein.
What is a standard serving for Protein Bar?: A standard serving of Protein Bar is 1 bar (53g), which has 184 calories and 18 grams of protein.
How do I estimate my portion of Protein Bar?: The easiest way is to estimate the main calorie drivers separately: number of bars, whole bar or part of one, full-size or mini bar and anything eaten with it. If you don't know how much Protein Bar you ate, or whether you had a bar, handful, cup, packet or bowl, download Welling and it will help estimate the portion for you.

Sources and methodology

Nutrition values are reviewed and compiled from published food composition data, the sources listed below, and Welling’s own nutrition database. Values are based on common serving sizes and may vary by portion size, ingredients, cooking method, and restaurant preparation.

References

USDA FoodData Central (opens in a new tab) US Department of Agriculture
EFSA food composition data (opens in a new tab) European Food Safety Authority
Energy and Nutrient Composition of Food (SG FoodID) (opens in a new tab) Health Promotion Board, Singapore
Nutrient Information Inquiry System (opens in a new tab) Centre for Food Safety, Hong Kong
MenuStat (opens in a new tab) Restaurant menu nutrition data, NYC Department of Health and Mental Hygiene
Welling food database Welling's own food and serving size data

Last updated: September 29, 2026