The Food Police have been pushing this junk for almost 40 years, but no joy. This study doesn’t cut it either. A complex health outcome — e.g., birth weight — cannot be studied with unreliable, self-reported and/or partial data.
“In fact they found that caffeine from all sources reduced birth weight. For a child of expected average weight (3.6kg) this equates to 21-28g lost per 100mg caffeine per day.” [EurekAlert]