Carbs in Kit Kat Snack Size Bar
How many carbs are in kit kat snack size bar?
Kit Kat Snack Size Bar has 66.7g net carbs per 100g — 66.7g total carbs minus 0g fiber — plus 4.8g protein, 23.8g fat, and 476 calories. 1 package (21g) works out to about 14g net carbs and 100 calories. That makes kit kat snack size bar high in net carbs and about average for the typical snacks and sweet, which averages about 54.3g net carbs per 100g. At this carb count, kit kat snack size bar is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Keeping an eye on carbs in kit kat snack size bar?
Kit Kat Snack Size Bar runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor
Values per 100 g.
Is kit kat snack size bar keto-friendly?
Kit Kat Snack Size Bar is generally not keto-friendly. It has 66.7g net carbs per 100g (66.7g total carbs − 0g fiber). A typical serving — 1 package (21g) — is about 14g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 package (21g) | 14g | 14g | 1g | 100 |
| 100 g (3.5 oz) | 66.7g | 66.7g | 4.8g | 476 |
| 1 oz (28 g) | 18.7g | 18.7g | 1.3g | 133 |
How many calories are in kit kat snack size bar?
Kit Kat Snack Size Bar has 476 calories per 100g. 1 package (21g) has about 100 calories. That's alongside 4.8g protein, 23.8g fat, and 66.7g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 476 |
| Total carbs | 66.7g |
| Net carbs | 66.7g |
| Fiber | 0g |
| Sugar | 52.4g |
| Sugar alcohols | 0g |
| Protein | 4.8g |
| Fat | 23.8g |
| Sodium | 48mg |
| Potassium | 167mg |
Source: Manufacturer-reported values (snacks-sweets). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in kit kat snack size bar?
- Kit Kat Snack Size Bar has 66.7g of total carbs and 66.7g of net carbs per 100 grams.
- How many net carbs are in kit kat snack size bar?
- Kit Kat Snack Size Bar has 66.7g of net carbs per 100 grams (total carbs 66.7g minus 0g fiber).
- Is kit kat snack size bar keto-friendly?
- Kit Kat Snack Size Bar is generally not keto-friendly. It has 66.7g net carbs per 100g (66.7g total carbs − 0g fiber). A typical serving — 1 package (21g) — is about 14g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
- How many calories are in kit kat snack size bar?
- Kit Kat Snack Size Bar has 476 calories per 100 grams.
- How many carbs are in 1 package (21g) of kit kat snack size bar?
- 1 package (21g) of kit kat snack size bar (21g) has about 14g net carbs, 14g total carbs, and 100 calories.
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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.