At the center of this is Alpecin, a German-engineered men's shampoo. Beyond its claimed hair benefits, the caffeine in Alpecin has caught attention as a possible performance enhancer for athletes.

Specifications of OGX Strength & Length + Keratin Oil Fortifying Anti-Frizz Shampoo: Hair type: Damaged Benefits: Split end treatment Why choose this product: You may choose this shampoo as it ...

Jolt Cola, the infamous energy drink from the 1980s, will return to shelves in 2025 — with more than twice its original caffeine. The soda — which touted having “all the sugar and twice the ...

New research suggests caffeine drinkers "may have difficulty accurately perceiving the influence of caffeine on sleep quality" Brenton Blanchet is a writer-reporter at PEOPLE. He has been working ...

Recent research reveals that caffeine has health benefits for most moderate coffee drinkers. Such moderate coffee intake – about two to five cups a day – is linked to a lower likelihood of ...

Here are 9 evidence-based health benefits of pistachios. Notably, pistachios are one of the most vitamin B6-rich foods available. Vitamin B6 is important for several bodily functions, including ...

Black tea is rich in antioxidants and may provide health benefits, including improved ... Black tea contains caffeine and an amino acid called L-theanine, which may help improve alertness and ...