How long does it take for Pro Plus to kick in? Unpacking the Science of Caffeine
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4 min read
Caffeine is absorbed surprisingly quickly, with peak blood concentrations reached in most people within 15 to 120 minutes after oral ingestion. So, how long does it take for Pro Plus to kick in? For this specific caffeine tablet, the onset is generally reported to be around 45 minutes, though the full peak effect may take longer and vary significantly between individuals.