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40 kcal snack Calories
Low-calorie snack, quick energy, portion control
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
Quick answer
1 piece (small) of 40 kcal snack (16 g) has 40 calories. That works out to 250 calories per 100 g. It contains 7.2 g of carbs, 0.6 g of protein, 0.8 g of fat and 0.3 g of fiber. Its glycemic index is 65 (medium), so it raises blood sugar at a moderate pace.
40 kcal snack Nutrition Facts
Selected: 1 piece (small) · 16 g
40
KCAL / 16G
Carbs
7.2g
· 3% DV
Protein
0.6g
· 1% DV
Fat
0.8g
· 1% DV
Fiber
0.3g
· 1% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 75% · Protein 6% · Fat 19%
40 kcal snack nutrition facts table · 1 piece (small) (16 g)
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 40 kcal | |
| Total fat | 0.8 g | 1% |
| Saturated fat | 0.16 g | 1% |
| Trans fat | 0 g | |
| Sodium | 29 mg | 1% |
| Total carbohydrate | 7.2 g | 3% |
| Fiber | 0.3 g | 1% |
| Protein | 0.6 g | 1% |
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 Small 40 kcal snack?
| Serving | Amount | Calories |
|---|---|---|
| 1 piece (small) | 16 g | 40 kcal |
| 1 slice (thin) | 15 g | 38 kcal |
| 1 pack (mini) | 20 g | 50 kcal |
| 1 serving (small) | 20 g | 50 kcal |
| 1 slice (thick) | 25 g | 63 kcal |
| 1 cup (small) | 30 g | 75 kcal |
| 2 piece (medium) | 32 g | 80 kcal |
| 100 g | 100 g | 250 kcal |
Calculated from 250 calories per 100 g.
Frequently Asked Questions About 40 kcal snack
What does “40 kcal snack” mean?
A 40 kcal snack is a portion of food that provides about 40 kilocalories, not a specific type of food. For this snack, the typical portion is one small piece weighing about 16 grams.
Will a 40 kcal snack keep me full?
Not for long on its own. This snack is low in protein and fibre, so pair it with something more filling, such as yogurt or a small handful of nuts, if you need a more substantial snack.
Can a 40 kcal snack help with weight loss?
Yes, its small portion can help with portion control, but it does not cause weight loss by itself. Use it as a planned snack rather than relying on it instead of more filling foods.
Is a 40 kcal snack a good choice before a workout?
Yes, it can provide a small amount of quick carbohydrate before exercise. It may not be enough fuel on its own for a long or intense workout, so consider a more substantial snack when needed.
Can a 40 kcal snack raise blood sugar?
Yes, it contains carbohydrates that can raise blood sugar. Its glycemic index is 65, and it provides 45 grams of carbohydrate per 100 grams; if you have diabetes, ask your clinician or dietitian how it fits your plan.
How much is one serving of a 40 kcal snack?
One typical serving is about one small 16-gram piece. Portion it onto a plate instead of eating from the package, which makes it easier to keep track of how much you have eaten.
What can I eat with a 40 kcal snack to make it more filling?
Pair it with a protein- or fibre-containing food, such as plain yogurt, milk, or nuts. The snack itself provides little protein and fibre, so an accompaniment can make the break more satisfying.
Is a 40 kcal snack enough for breakfast?
No, it is too small and low in protein to serve as a complete breakfast on its own. Add more substantial foods, such as eggs, yogurt, or whole-grain toast, for a more balanced meal.
Can I eat a 40 kcal snack late at night?
Yes, you can have it at night if you want a small snack. Since it may not satisfy hunger for long, add a more filling food if you are genuinely hungry rather than continuing to take extra pieces.
Can I eat more than one piece of a 40 kcal snack?
Yes, but each additional piece adds another portion of the snack’s carbohydrates and other nutrients. Decide how many pieces you want before eating, since the small size can make it easy to lose track.
40 kcal snack Vitamins & Minerals
Vitamins
B1
0.01mg · 1% DV
B5
0.03mg · 1% DV
B3
0.1mg · 1% DV
Biotin
0.16µg · 1% DV
Minerals
Sodium
29mg · 1% DV
Copper
0.01mg · 1% DV
Manganese
0.02mg · 1% DV
Phosphorus
4.8mg · 1% DV
Potassium ⭐
9.6mg · 0% DV
40 kcal snack Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off 40 kcal snack
To burn the 40 calories in 1 piece (small) (16 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 40 kcal snack?
A 40 kcal snack is a portion-size description rather than the name of one particular recipe: it refers to a small snack portion providing about 40 calories. Ingredients, flavour and texture depend on the product, so it might be crisp or soft rather than having one defining style. It is commonly eaten between meals, with tea or coffee, or when you need something convenient on the go. Setting aside the intended portion can make it easier to keep track of how much you eat.
Its nutrition is mainly carbohydrate, with relatively little protein, so it may not keep you satisfied for long on its own. For a more balanced snack, pair it with yogurt or a little cheese, and check the serving information on the pack since portions can differ.
How Nutritious Is 40 kcal snack?
Nutrient density
Low
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
Low
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 40 kcal snack 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 40 kcal snack Contain Allergens?
Contains these allergens:
Which Diets Is 40 kcal snack 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
40 kcal snack Fat Profile
SATURATED
0.16g
MONOUNSATURATED
0.32g
POLYUNSATURATED
0.24g
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Nutrition data compiled from USDA FoodData Central and scientific sources.