Calories in Starbucks Latte with Protein Boosted Milk stand out for their high protein content compared to a standard hot latte, since this version uses protein-fortified milk rather than regular whole milk. It’s built for anyone wanting extra staying power from their morning coffee.
Protein climbs quickly by size here, reaching well above what a typical latte would offer at the same calorie level. The espresso and steamed milk base keeps the flavor familiar while quietly boosting the nutrition profile.
If you want the iced version of this same approach, the Iced Latte with Protein Boosted Milk shares identical numbers. Full breakdown is in the card below.
Latte with Protein Boosted Milk - whole milk Nutrition Facts
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Latte with Protein Boosted Milk - whole milk
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Long-Term Health Impact
After 1 Week
Drinking a daily Grande Latte with Protein Boosted Milk - whole milk adds 1456 calories to your week — about 280 minutes of brisk walking to offset.
After 1 Month
Over a month, that's 6240 calories — roughly 1.8 lb of potential weight gain if it isn't offset by activity.
After 1 Year
Over a year, a daily Grande Latte with Protein Boosted Milk - whole milk totals 75920 calories and 5.7kg of sugar — equivalent to about 759 miles of jogging to burn off.

