Advice that works for one moderate session may not transfer to a day with repeated demanding exercise. This is one reason simple claims about carbohydrates are often misleading. The schedule itself can change what question the research needs to answer.

The evidence in context

A systematic review of 49 studies found that higher carbohydrate intake often offered no additional resistance-training benefit in fed, moderate-volume conditions. Possible advantages appeared in more demanding contexts, including fasted training, high-volume sessions and closely spaced workouts. [1]

This is not evidence that carbohydrates are unnecessary or that a low-carbohydrate diet is best. Session demands and the comparison diets matter, and the findings do not cover every sporting goal.

Plan around the demanding days

Identify your busiest training days instead of treating every day as identical. Make room for regular meals around the sessions and evaluate whether performance fades across the day. The review suggests that demanding or closely spaced work deserves different consideration from a single fed, moderate-volume lifting session.

Putting it into perspective

Think of a week with one ordinary gym day and one day containing two demanding sessions. A food routine can acknowledge that difference without becoming complicated every day. Planning should follow the schedule you actually have, rather than importing the demands of the hardest day into every meal of the week.