Ketone supplements promise revolutionary endurance gains—”5-10% performance improvement!” marketing claims shout. Elite athletes endorse them. Your training partners swear by them. But what do ketone supplementation clinical trials actually reveal?…

Ultra marathon nutrition research has exploded in the past two years, challenging decades-old assumptions about endurance fueling. If you’re still following guidelines from 2020, you’re leaving performance on the table….

Mile 62. Your pace collapses from 11-minute miles to 18-minute shuffles. Legs that felt strong at mile 50 now refuse to lift. Mental fog clouds every decision. You’re not injured,…