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Peanut Butter Protein Bar Calories
Snack bar with peanut butter and protein
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
Quick answer
1 piece (medium) of Peanut Butter Protein Bar (50 g) has 205 calories. That works out to 410 calories per 100 g. It contains 16 g of carbs, 13.5 g of protein, 9.5 g of fat and 3 g of fiber. Its 0.4 µg of B12 covers 17% of the Daily Value. Its glycemic index is 45 (medium), so it raises blood sugar at a moderate pace.
Peanut Butter Protein Bar Nutrition Facts
Selected: 1 piece (medium) · 50 g
205
KCAL / 50G
Carbs
16g
· 6% DV
Protein
13.5g
· 27% DV
Fat
9.5g
· 12% DV
Fiber
3g
· 11% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 31% · Protein 27% · Fat 42%
Peanut Butter Protein Bar nutrition facts table · 1 piece (medium) (50 g)
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 205 kcal | |
| Total fat | 9.5 g | 12% |
| Saturated fat | 2.1 g | 11% |
| Trans fat | 0.05 g | |
| Sodium | 160 mg | 7% |
| Total carbohydrate | 16 g | 6% |
| Fiber | 3 g | 11% |
| Protein | 13.5 g | 27% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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How Many Calories in 1 Medium Peanut Butter Protein Bar?
| Serving | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 50 g | 205 kcal |
| 1 piece (mini) | 25 g | 103 kcal |
| 1 piece (small) | 35 g | 144 kcal |
| 1 piece (large) | 70 g | 287 kcal |
| 1 piece (jumbo) | 90 g | 369 kcal |
| 100 g | 100 g | 410 kcal |
| 2 piece (double) | 100 g | 410 kcal |
| 1 pack (double) | 100 g | 410 kcal |
Calculated from 410 calories per 100 g.
Frequently Asked Questions About Peanut Butter Protein Bar
Is a peanut butter protein bar good for you?
A peanut butter protein bar can be a convenient snack, but it is not automatically a healthy choice for every occasion. Recipes vary in sweeteners and other ingredients, so treat it as one option within a varied diet rather than a substitute for regular meals.
Can a peanut butter protein bar help with weight loss?
A peanut butter protein bar does not cause weight loss on its own. Its protein and fiber may help make a snack more filling, but adding it on top of your usual meals can increase your overall intake rather than support weight control.
Should you eat a peanut butter protein bar before or after a workout?
A peanut butter protein bar can be a convenient post-workout snack. Before exercise, its dense texture may feel uncomfortable for some people, so leave time to digest it if you plan to eat one beforehand.
Can a peanut butter protein bar replace a meal?
A peanut butter protein bar usually is not a complete meal. It does not provide the variety of foods and nutrients you would get from a balanced meal, so use it as a convenient snack rather than a regular breakfast or lunch replacement.
What is in a peanut butter protein bar?
A peanut butter protein bar gets its defining flavor from peanut butter and its protein from one or more protein-containing ingredients. Other ingredients vary by recipe, which is why bars can differ in sweetness, texture, and how firmly they hold together.
How should you store a peanut butter protein bar?
Store an unopened peanut butter protein bar in a cool, dry place. Once opened, seal the wrapper or put the bar in an airtight container to keep it from drying out, and follow any storage instructions on the package.
Is a peanut butter protein bar good for kids?
A peanut butter protein bar is not automatically a suitable everyday snack for children. Recipes can include different sweeteners and protein ingredients, and the dense texture may be difficult for younger children to manage. Consider the child’s age and the specific product.
Can people with diabetes eat a peanut butter protein bar?
Some people with diabetes can include a peanut butter protein bar as a snack, but carbohydrate and sweetener contents vary between products. Choose it in line with your glucose-management plan, and ask your clinician or dietitian if you need individualized guidance.
Can you make a peanut butter protein bar at home?
Yes, you can make a peanut butter protein bar at home by combining peanut butter with oats and a protein-rich ingredient, then pressing the mixture into a pan to chill. A homemade bar will have a different texture and shelf life from a packaged one.
Is a peanut butter protein bar a good breakfast?
A peanut butter protein bar can be part of a quick breakfast, but on its own it offers less variety than a balanced meal. Pair it with fruit or yogurt when you want a more substantial breakfast, rather than relying on the bar every morning.
Peanut Butter Protein Bar Vitamins & Minerals
Vitamins
B12
0.4µg · 17% DV
B3
1.25mg · 8% DV
Vitamin E
1.1mg · 7% DV
Biotin
2µg · 7% DV
Minerals
Copper
0.15mg · 17% DV
Phosphorus
90mg · 13% DV
Manganese
0.25mg · 11% DV
Magnesium
35mg · 8% DV
Sodium
160mg · 7% DV
Potassium ⭐
170mg · 5% DV
Peanut Butter Protein Bar Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Peanut Butter Protein Bar
To burn the 205 calories in 1 piece (medium) (50 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
What is Peanut Butter Protein Bar?
A Peanut Butter Protein Bar is a compact snack bar made with peanut butter and protein-containing ingredients. Its dense, slightly coarse texture and scattered peanut pieces give it a nutty bite; the flavour balances roasted peanuts with sweetness. It is a convenient packaged option rather than a traditional dish.
It can be eaten between meals, carried for a busy day, or enjoyed after exercise; some people pair it with coffee or fruit. With 27 g of protein per 100 g, protein is a defining part of its nutritional profile, alongside its energy-dense peanut-butter base. For a lighter-feeling snack, have part of a bar with fresh fruit rather than treating it as a meal replacement.
How Nutritious Is Peanut Butter Protein Bar?
Nutrient density
Medium
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
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.
Is Peanut Butter Protein Bar Processed?
NOVA 4
Ultra-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 Peanut Butter Protein Bar Contain Allergens?
Contains these allergens:
Which Diets Is Peanut Butter Protein Bar 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
Peanut Butter Protein Bar Fat Profile
SATURATED
2.1g
MONOUNSATURATED
4.25g
POLYUNSATURATED
2.55g
Omega 6:3 ratio 70:1
Above the ideal 4:1 (70:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.