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Vanilla Shake (15 oz)
Vanilla Shake (15 oz) at In-N-Out Burger has 590 calories, 16g protein, 66g carbs and 31g fat — sourced from In-N-Out Burger Nutrition Facts, not AI guesses. 15 fl oz hand-spun vanilla milkshake made with real ice cream.
The Vanilla Shake (15 oz) is a standard-macro option at In-N-Out Burger. That works out to 2.7g of protein per 100 calories — 9g below the 25g In-N-Out Burger average. Its macros land at roughly 11% of calories from protein, 45% from carbs and 47% from fat. Contains dairy.
Source: In-N-Out Burger Nutrition Facts ↗, last verified Jun 17, 2026. Menus change periodically; values may vary by location. How we verify →
See all 17 In-N-Out Burger meals → · Highest-protein In-N-Out Burger meals → · In-N-Out Burger nutrition calculator →
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