How much caffeine is in a Oatmilk shaken espresso?
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2 min read
A Grande Iced Brown Sugar Oatmilk Shaken Espresso contains 255 mg of caffeine, according to official Starbucks information. The caffeine amount depends on the espresso shots and drink size, which is key to knowing how much caffeine is in a oatmilk shaken espresso.
