Carbs in Costco Kirkland Blueberry Muffin (Jumbo Bakery)
How many carbs are in costco kirkland blueberry muffin (jumbo bakery)?
Costco Kirkland Blueberry Muffin (Jumbo Bakery) has 42.1g net carbs per 100g — 43.3g total carbs minus 1.2g fiber — plus 4.9g protein, 19.5g fat, and 371 calories. 1 muffin (~164g / 5.8 oz) works out to about 69g net carbs and 608 calories. That makes costco kirkland blueberry muffin (jumbo bakery) high in net carbs and higher than the typical fast-food item, which averages about 26.4g net carbs per 100g. At this carb count, costco kirkland blueberry muffin (jumbo bakery) 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 costco kirkland blueberry muffin (jumbo bakery)?
Costco Kirkland Blueberry Muffin (Jumbo Bakery) 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 costco kirkland blueberry muffin (jumbo bakery) keto-friendly?
Costco Kirkland Blueberry Muffin (Jumbo Bakery) is generally not keto-friendly. It has 42.1g net carbs per 100g (43.3g total carbs − 1.2g fiber). A typical serving — 1 muffin (~164g / 5.8 oz) — is about 69g 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 muffin (~164g / 5.8 oz) | 69g | 71g | 8g | 608 |
| 100 g (3.5 oz) | 42.1g | 43.3g | 4.9g | 371 |
| 1 oz (28 g) | 11.8g | 12.1g | 1.4g | 104 |
How many calories are in costco kirkland blueberry muffin (jumbo bakery)?
Costco Kirkland Blueberry Muffin (Jumbo Bakery) has 371 calories per 100g. 1 muffin (~164g / 5.8 oz) has about 608 calories. That's alongside 4.9g protein, 19.5g fat, and 42.1g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 371 |
| Total carbs | 43.3g |
| Net carbs | 42.1g |
| Fiber | 1.2g |
| Sugar | 24.4g |
| Sugar alcohols | 0g |
| Protein | 4.9g |
| Fat | 19.5g |
| Sodium | 360mg |
| Potassium | 104mg |
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 costco kirkland blueberry muffin (jumbo bakery)?
- Costco Kirkland Blueberry Muffin (Jumbo Bakery) has 43.3g of total carbs and 42.1g of net carbs per 100 grams.
- How many net carbs are in costco kirkland blueberry muffin (jumbo bakery)?
- Costco Kirkland Blueberry Muffin (Jumbo Bakery) has 42.1g of net carbs per 100 grams (total carbs 43.3g minus 1.2g fiber).
- Is costco kirkland blueberry muffin (jumbo bakery) keto-friendly?
- Costco Kirkland Blueberry Muffin (Jumbo Bakery) is generally not keto-friendly. It has 42.1g net carbs per 100g (43.3g total carbs − 1.2g fiber). A typical serving — 1 muffin (~164g / 5.8 oz) — is about 69g 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 costco kirkland blueberry muffin (jumbo bakery)?
- Costco Kirkland Blueberry Muffin (Jumbo Bakery) has 371 calories per 100 grams.
- How many carbs are in 1 muffin (~164g / 5.8 oz)?
- 1 muffin (~164g / 5.8 oz) (164g) has about 69g net carbs, 71g total carbs, and 608 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.