"We've tried everything. There's nothing we can brew."

A new study was published online in the journal Neuropsychopharmacology.

Their study involved 379 brave volunteers who went coffee “cold turkey” for 16 hours before being given a caffeine capsule or a placebo capsule containing corn flour.

They were then tested for a range of responses, but there was little variation between the real- caffeine group and the placebo group in levels of alertness.

WebMD – Boost From Coffee Is Just An Illusion

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