Tag Archives: c4 extreme energy

C4 Extreme Energy: Historical Label and C4 Extreme Differences

C4 Extreme Energy’s archived 300 mg caffeine label differs from C4 Extreme’s 200 mg formula. Learn how to identify versions and proprietary blends. Continue reading →

Posted in Supplements | Tagged , , , , | Comments Off on C4 Extreme Energy: Historical Label and C4 Extreme Differences