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Sugar-free energy bar Calories
No-added-sugar, fiber-containing snack bar
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
Quick answer
1 piece (medium) of Sugar-free energy bar (40 g) has 154 calories. That works out to 385 calories per 100 g. It contains 18.8 g of carbs, 5.6 g of protein, 6.4 g of fat and 7.2 g of fiber. Its 0.5 mg of Manganese covers 20% of the Daily Value. Its glycemic index is 35 (low), so it raises blood sugar slowly.
Sugar-free energy bar Nutrition Facts
Selected: 1 piece (medium) · 40 g
154
KCAL / 40G
Carbs
18.8g
· 7% DV
Protein
5.6g
· 11% DV
Fat
6.4g
· 8% DV
Fiber
7.2g
· 26% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 48% · Protein 14% · Fat 38%
Sugar-free energy bar nutrition facts table · 1 piece (medium) (40 g)
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 154 kcal | |
| Total fat | 6.4 g | 8% |
| Saturated fat | 1.28 g | 6% |
| Trans fat | 0 g | |
| Sodium | 72 mg | 3% |
| Total carbohydrate | 18.8 g | 7% |
| Fiber | 7.2 g | 26% |
| Protein | 5.6 g | 11% |
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 Sugar-free energy bar?
| Serving | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 40 g | 154 kcal |
| 1 piece (mini) | 25 g | 96 kcal |
| 1 pack (medium) | 40 g | 154 kcal |
| 1 piece (large) | 60 g | 231 kcal |
| 2 piece (double) | 80 g | 308 kcal |
| 100 g | 100 g | 385 kcal |
| 3 piece (triple) | 120 g | 462 kcal |
Calculated from 385 calories per 100 g.
Frequently Asked Questions About Sugar-free energy bar
Are sugar-free energy bars actually healthy?
Not automatically. This sugar-free energy bar is ultra-processed, and “sugar-free” does not make a packaged snack a health food. Its fibre can make it a useful occasional snack, but it is best not to rely on bars as a staple.
Do sugar-free energy bars raise blood sugar?
They can. A sugar-free energy bar may still contain carbohydrates that affect blood glucose, and the response varies with the ingredients and portion eaten. “Sugar-free” is not the same as carbohydrate-free.
Are sugar-free energy bars good for weight loss?
They can fit into a weight-loss plan as a convenient, portioned snack, but they do not cause weight loss. Their energy density makes it easy to eat more than intended, so replacing a snack with a bar is more useful than adding one.
When should you eat a sugar-free energy bar—before or after a workout?
A sugar-free energy bar can be a convenient snack before exercise, but its high fibre content may feel uncomfortable during intense activity. After a workout, it can be part of a snack, though it is not automatically a complete recovery meal.
Does a sugar-free energy bar contain carbohydrates?
Yes. Sugar-free energy bars can still contain carbohydrates from ingredients such as grains, nuts, or dried fruit, even when no sugar is added. The phrase “sugar-free” does not mean the bar is low in carbohydrates.
Can a sugar-free energy bar replace a meal?
Usually not. One bar is a convenient snack, but it does not offer the variety and balance of a complete meal. If you regularly use bars in place of meals, you may miss out on a wider range of foods and nutrients.
Why does a sugar-free energy bar cause bloating or diarrhea?
The fibre in a sugar-free energy bar can cause gas or bloating, especially if you eat a lot at once or are not used to high-fibre foods. Some bars also contain sugar alcohols, which can cause diarrhea in sensitive people.
How do you make a sugar-free energy bar at home?
Mix oats with nut or seed butter and chopped nuts or seeds, press the mixture firmly into a lined pan, and chill until set. Dried fruit adds sweetness without added sugar, but it still contributes naturally occurring sugars.
What is the difference between a sugar-free energy bar and a protein bar?
A sugar-free energy bar is generally marketed as a convenient source of energy, while a protein bar is formulated to emphasize protein. The categories can overlap, so the name alone does not tell you which nutrients a particular bar provides.
How should you store an opened sugar-free energy bar?
Keep an opened sugar-free energy bar sealed in a cool, dry place to limit exposure to air and heat. Follow the package’s storage instructions and use-by date, since shelf life varies by product and ingredients.
Sugar-free energy bar Vitamins & Minerals
Vitamins
Vitamin E
0.84mg · 6% DV
Biotin
1.6µg · 5% DV
B2
0.06mg · 5% DV
B3
0.72mg · 5% DV
Minerals
Manganese
0.46mg · 20% DV
Phosphorus
112mg · 16% DV
Copper
0.13mg · 14% DV
Magnesium
46mg · 11% DV
Potassium ⭐
140mg · 4% DV
Sodium
72mg · 3% DV
Sugar-free energy bar Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Sugar-free energy bar
To burn the 154 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.
What is Sugar-free energy bar?
A sugar-free energy bar is a portable packaged snack bar made without added sugar. Recipes vary by product and may use grains, nuts or seeds, so check the ingredients for the particular bar rather than assuming they are all alike.
It is commonly kept on hand for a busy day, a hike or a pre-workout snack, and can also fit into a lunchbox or travel bag. It provides carbohydrates alongside protein and fat, with a notable amount of fibre; it is still energy-dense, so a smaller piece may be enough between meals. Pair it with fruit or plain yoghurt for a more rounded snack, or have it on its own when convenience matters.
How Nutritious Is Sugar-free energy 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
Medium
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 Sugar-free energy 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 Sugar-free energy bar Contain Allergens?
Contains these allergens:
Which Diets Is Sugar-free energy 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
Sugar-free energy bar Fat Profile
SATURATED
1.28g
MONOUNSATURATED
2.52g
POLYUNSATURATED
1.76g
Omega 6:3 ratio 32.8:1
Above the ideal 4:1 (32.8:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.