Calories in Starbucks Oat Milk Latte (Iced) come to 126 in the only size this drink is offered in, Tall, notably lighter than the hot version’s 226 calories.
That single Tall serving carries 6.9g of fat and 2.4g of protein, roughly half the numbers of the hot latte since the ice takes up space that would otherwise be filled with oat milk.
This is a refreshing, lighter dairy-free option if you want the same oat milk flavor without as much of the calorie load.
Oat milk latte (iced) Nutrition Facts
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Oat milk latte (iced)
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Long-Term Health Impact
After 1 Week
Drinking a daily Grande Oat milk latte (iced) adds 882 calories to your week — about 170 minutes of brisk walking to offset.
After 1 Month
Over a month, that's 3780 calories — roughly 1.1 lb of potential weight gain if it isn't offset by activity.
After 1 Year
Over a year, a daily Grande Oat milk latte (iced) totals 45990 calories and 4.8kg of sugar — equivalent to about 460 miles of jogging to burn off.

