Starbucks

Banana Walnut & Pecan Loaf Calories & Nutrition — Starbucks

Starbucks Banana Walnut & Pecan Loaf: 420 cal, 6g protein, 52g carbs, 22g fat per 1 slice. Full nutrition breakdown, lighter ordering swaps, and the fastest way to track it.

By Bento Bunny Team

The Banana Walnut & Pecan Loaf at Starbucks (1 slice) contains 420 calories, with 6g of protein, 52g of carbs, and 22g of fat. Below is the full nutrition breakdown, how it compares to other bakery on the menu, and the fastest way to log it.

Where the calories come from

Splitting the 420 calories by macro: 6% from protein, 48% from carbs, and 46% from fat. In the Banana Walnut & Pecan Loaf, carbohydrates dominate at roughly 48% of calories (52g). If you're tracking carbs specifically — low-carb or pre-training fueling — this is the number to watch.

Lighter swaps and ordering tips

Starbucks' banana bread — a generous slice; consider logging half.

Keep in mind that published numbers describe the standard build — every added sauce, swapped side, or upsized portion moves the totals from the table above.

Other bakery at Starbucks

ItemCaloriesProteinCarbsFat
Banana Walnut & Pecan Loaf4206g52g22g
Butter Croissant2605g27g15g
Birthday Cake Pop1702g23g8g

The fastest way to log a Starbucks order

Official numbers like the ones above describe a textbook banana walnut & pecan loaf — not the one with extra cheese or the sauce you asked for on the side. Instead of hunting through a database for the closest match, take a photo in Bento Bunny: the app recognises what's actually on the tray, estimates portions, and files the macros into your day. On iOS 26+ the AI runs entirely on-device.

Start tracking with Bento Bunny

AI calorie tracking — just Type what you eat.

Frequently Asked Questions

How many calories are in the Starbucks Banana Walnut & Pecan Loaf?
The Banana Walnut & Pecan Loaf at Starbucks contains 420 calories (1 slice), made up of 6g of protein, 52g of carbohydrates, and 22g of fat.
How much protein is in the Banana Walnut & Pecan Loaf?
The Banana Walnut & Pecan Loaf provides 6g of protein, which is roughly 12% of the FDA daily value of 50g.
Is the Banana Walnut & Pecan Loaf healthy? How does it fit a 2,000-calorie day?
At 420 calories, the Banana Walnut & Pecan Loaf takes up about 21% of a 2,000-calorie day. Whether it "fits" depends on the rest of your day: the macro split is 6g protein / 52g carbs / 22g fat, so plan the surrounding meals around whichever number is hardest for you to hit.
What's the easiest way to track the Banana Walnut & Pecan Loaf?
Photo-based logging is the fastest path — Bento Bunny recognises your Banana Walnut & Pecan Loaf from a single picture, including customizations the standard database entry misses, and adds the macros to your day automatically.