Starbucks Walnut Brownie Slice

Calories, kilojoules and macros.

About 23% of the 8,700 kJ average daily intake. 67 calories per gram of protein.

Can you make it leaner?

Starbucks only publishes the whole-item total for this one, so individual ingredients can't be removed and priced out. Lighter options in the same category are below.

Lighter desserts at Starbucks

• Caramel Slice5.1g protein466 cal≈ 1,950 kJ
• White Choc Hazelnut Donut9g protein424 cal≈ 1,770 kJ
• New York Baked Cheesecake7g protein354 cal≈ 1,480 kJ
• Chocolate Chip Cookie5g protein336 cal≈ 1,410 kJ

All Starbucks items · Lowest-calorie Starbucks · High-protein Starbucks

Questions

How many calories are in a Starbucks Walnut Brownie Slice?

A Starbucks Walnut Brownie Slice has 471 calories (about 1,970 kJ), according to Starbucks Australia's published nutrition information. That's about 23% of the 8,700 kJ average adult daily intake used on Australian food labels.

How much protein is in a Starbucks Walnut Brownie Slice?

It has 7g of protein, 44.9g of carbohydrate and 28.7g of fat.

How can I make a Starbucks Walnut Brownie Slice lower in calories?

Starbucks only publishes the total for this item, so individual ingredients can't be priced out. Lighter desserts options at Starbucks include the Caramel Slice (466 cal) and White Choc Hazelnut Donut (424 cal).

Figures from Starbucks Australia's published nutrition information, October 2026. kJ values are converted from calories (1 calorie = 4.184 kJ) and rounded to the nearest 10. Menus and recipes change, so figures may differ in-store.