Calories in Starbucks Zencloud Oolong (1 Bag) come to just 1, matching the numbers of the brewed Tea (Zencloud Oolong) since this is the exact same bag before steeping.
That single tea bag carries zero sugar and zero fat, making it one of the lightest items on the entire menu before any milk is added.
This is useful to know if you want to see exactly what the plain oolong tea bag contributes before it’s turned into the fuller Zencloud Oolong Tea Latte.
Zencloud Oolong (1 bag) Nutrition Facts
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Zencloud Oolong (1 bag)
–/100Calories
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Long-Term Health Impact
After 1 Week
Drinking a daily Grande Zencloud Oolong (1 bag) adds 7 calories to your week — about 1 minutes of brisk walking to offset.
After 1 Month
Over a month, that's 30 calories — roughly 0.0 lb of potential weight gain if it isn't offset by activity.
After 1 Year
Over a year, a daily Grande Zencloud Oolong (1 bag) totals 365 calories and 0.0kg of sugar — equivalent to about 4 miles of jogging to burn off.

