Does the Berry Refresher Have Caffeine? A Detailed Guide
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4 min read
According to Starbucks' official nutrition information, the Summer-Berry Refresher contains 50 mg of caffeine in a Grande (16 oz) size. This may come as a surprise to many who assume the fruity, juice-based drink is caffeine-free, but like all Refreshers, the boost comes from a surprising source: green coffee extract.