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High protein, peanut and chocolate flavored, snack bar
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 piece (medium) of Nature Valley Protein Bar (Peanut & Chocolate) (40 g) has 164 calories. That works out to 410 calories per 100 g. It contains 12.8 g of carbs, 11.2 g of protein, 6.4 g of fat and 2.8 g of fiber. Its 0.1 mg of Copper covers 11% of the Daily Value. Its glycemic index is 45 (medium), so it raises blood sugar at a moderate pace.
Selected: 1 piece (medium) · 40 g
164
KCAL / 40G
Carbs
12.8g
· 5% DV
Protein
11.2g
· 22% DV
Fat
6.4g
· 8% DV
Fiber
2.8g
· 10% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 33% · Protein 29% · Fat 38%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 164 kcal | |
| Total fat | 6.4 g | 8% |
| Saturated fat | 1.8 g | 9% |
| Trans fat | 0.04 g | |
| Sodium | 128 mg | 6% |
| Total carbohydrate | 12.8 g | 5% |
| Fiber | 2.8 g | 10% |
| Protein | 11.2 g | 22% |
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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| Serving | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 40 g | 164 kcal |
| 1 piece (extra small) | 20 g | 82 kcal |
| 1 piece (small) | 30 g | 123 kcal |
| 1 serving (medium) | 40 g | 164 kcal |
| 1 piece (large) | 50 g | 205 kcal |
| 1 piece (jumbo) | 60 g | 246 kcal |
| 2 piece (large) | 80 g | 328 kcal |
| 1 pack (double) | 80 g | 328 kcal |
| 100 g | 100 g | 410 kcal |
Calculated from 410 calories per 100 g.
They can be a convenient protein-containing snack, but they are still a packaged bar rather than a complete meal. Pair one with fruit or yogurt if you want a more substantial snack.
No bar causes weight loss on its own. Its protein may help with fullness, but eating it in addition to your usual snacks can add to your overall food intake.
Either timing can work. Eat it before exercise if it sits comfortably with you, or choose it afterward as a convenient snack; it is not a substitute for a full recovery meal when you need one.
Not on its own. It is designed as a snack, so it may not provide the variety and overall nourishment of a meal; add fruit and yogurt or another substantial food if you need a meal.
Keep unopened bars in a cool, dry place away from direct sunlight. Heat can soften or melt the chocolate, so avoid leaving one in a hot car or near a sunny window.
Wrap the remaining bar tightly and eat it soon to help prevent it from drying out or picking up other odors. Refrigeration is usually unnecessary, and can make the bar firmer.
Yes, peanut and chocolate are the defining ingredients and flavors of this variety. The precise recipe can differ by market, so use the ingredient list on your package for specific ingredients.
The protein version is formulated as a protein-focused snack and combines peanut and chocolate flavors. Regular Nature Valley granola bars have different recipes and nutrition profiles, so they are not interchangeable.
Its protein and fiber can help with fullness, though a bar may not satisfy you as long as a meal. Pair it with fruit or yogurt when you want a more filling snack.
Yes, there is no special reason you must avoid it at night. If chocolate close to bedtime bothers your sleep or the snack feels heavy, choose a smaller portion or eat it earlier.
Vitamins
B2
0.07mg · 5% DV
B3
0.84mg · 5% DV
B1
0.06mg · 5% DV
B5
0.24mg · 5% DV
Minerals
Copper
0.1mg · 11% DV
Phosphorus
72mg · 10% DV
Manganese
0.22mg · 10% DV
Magnesium
26mg · 6% DV
Sodium
128mg · 6% DV
Potassium ⭐
128mg · 4% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 164 calories in 1 piece (medium) (40 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.
Nature Valley Protein Bar (Peanut & Chocolate) is a packaged snack bar combining peanuts and chocolate, made for a convenient bite when a full meal is not practical. Its compact format suits a desk drawer, bag or day out.
The peanut flavour is nutty and slightly roasted, with chocolate adding sweetness; the bar has a dense, chewy texture. It can be eaten between meals, packed for a hike or enjoyed with coffee or tea. It is notably protein-rich, with 28 g of protein per 100 g. For a lighter snack, have a portion with fresh fruit rather than treating the bar as a meal replacement.
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.
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.
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.
Contains these allergens:
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
SATURATED
1.8g
MONOUNSATURATED
2.88g
POLYUNSATURATED
1.6g
Omega 6:3 ratio 21.3:1
Above the ideal 4:1 (21.3:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.