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Francesco Puppi, recent podium finisher of the Western States 100, wrote a thoughtful piece about the state of drug testing in ultras following the high profile test failure of Joyline Chepngeno in 2025

These are often combined with vitamin B12, a nutrient essential for many bodily functions, including energy production and red blood cell formation

As Unani medicine developed through the influence of Greek scholars like Hippocrates and Asclepius, the systematic use of medicinal plants became more sophisticated

Because of this short half-life, most clinical protocols call for daily dosing or, in some cases, twice-daily dosing to maintain consistent levels in the body throughout the treatment period

Reza, M., Kadkhodai, M., Dabidi, V., et al