Established roleCarbohydrate supplies usable fuel
During prolonged exercise, carbohydrate intake helps maintain blood glucose and carbohydrate use. Gels, chews, maple syrup, and drink mixes are delivery formats. The serving and tolerated intake matter more than the format alone.
Read the evidence ↗Individualize intakeFluid and sodium have different jobs
Fluid replaces water losses. Sodium contributes to electrolyte replacement. Drinking more than you need risks low blood sodium, even when you take salt. Your plan needs individual fluid decisions, not a universal tablet schedule.
Read the evidence ↗Food firstProtein supports repair
Protein foods and supplements contribute amino acids for recovery. Total meals, adequate energy, and the protein amount in the serving matter. A recovery product adds convenience rather than replacing your entire diet.
Read the evidence ↗Different evidence levelsCaffeine is optional. Ketones are emerging.
Caffeine has established performance uses in selected adult settings. Ketone supplements have emerging or mixed support. Neither replaces carbohydrate or guarantees a faster race. Read the evidence for the ingredient and the exact use.
Read the evidence ↗