Depending: on the flavor of McDonald's frappe, it may contain a significant amount of caffeine. If you've already taken caffeine in your diet prior to drinking it, it can heighten your sense of jitteriness, and hence anxiety, as well as worsened reflux and nausea. Water is healthier.
Answered 5/4/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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