According to consumer-based reporting, LULUTOX Detox Tea is a herbal-based caffeine-free tea supplement that falls under the ...

One of the most common ingredients in sports supplements is caffeine. In moderate amounts, caffeine can boost performance in some sports, depending on the individual athlete. But too much caffeine can ...

Medically reviewed by Patricia Mikula, PharmD Key Takeaways Using pre-workout supplements every day can make them less ...

Jan 9 (Reuters) - The amount of caffeine in diet supplements varies widely, and product labels are often inaccurate or have no caffeine information at all, according to a U.S. study. The caffeine ...

Several studies have investigated the interaction between creatine and caffeine, but the results have been mixed. Some research suggests caffeine may reduce creatine’s performance benefits, while ...

Fact checked by Nick Blackmer Some supplements can interfere with sleep, especially those that affect energy levels or the sleep–wake cycle.Ingredients like hidden stimulants or certain vitamins may ...

Nothing fits with cycling so much as the post-ride java stop, and that’s probably half the reason many of us get out on group rides to begin with. Caffeine is probably the most common ergogenic aid in ...

Caffeine in coffee or tea can be safe in moderation, but highly-concentrated, cheap supplements found online can cause a fatal caffeine overdose.