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2026-10-22
How to design a nutritional periodization according to your racing schedule - sports nutrition
Plan your season strategically with principles outlined in our course dedicated to nutrition for athletes that guides you through optimizing your diet for competition.
Organizing nutrition throughout a sports season is not improvisation: it requires assessing objectives, training phases and key dates to adjust energy, macronutrients and specific strategies. The following is a practical and applicable guide that will help you structure your diet according to your competitions, optimizing performance and recovery throughout the calendar.
Before going into technical details, a few simple but fundamental principles should be established. First, energy intake must respond to the volume and intensity of training; it is not fixed throughout the season. Second, macronutrients (carbohydrates, proteins and fats) are adjusted according to the phase and the objective - for example, greater emphasis on carbohydrates in phases of high aerobic load or in the taper before a test. Third, hydration, sleep and diet quality are pillars that condition any plan. Finally, nutritional periodization must be flexible: individual adaptations and unforeseen events in the calendar require constant adjustments.
Start by collecting data: dates of competitions, weekly training intensity and volume, goals (improving endurance, strength, lowering body fat, etc.), current weight and body composition, and recovery pattern. With this information you will be able to define phases with clear objectives and thus plan energy intakes and macronutritional adjustments for each stage.
Divide the season into phases: general preparation (base), specific preparation, competitive (peak) and transition (discharge). Each phase has different demands and therefore different energy and macronutrient needs. The duration of each phase depends on the sport and the calendar, but the principles are transferable.
Objective: to build aerobic capacity, overall strength and stability. Nutritionally it is a phase to sustain a training volume that can be moderate-high. Maintain an energy intake close to maintenance or slightly above if you are looking for lean mass gain. Carbohydrates should cover most of the energy demand in long sessions, while protein is kept high to support muscle adaptation (1.6-2.2 g/kg body weight). Fats supplement the remaining energy and support hormonal functions.
Objective: to work on intensity and competition-specific skills. High-intensity workouts and performance-specific sessions increase here. Increase carbohydrate availability on days with hard sessions (carbohydrate cycling per day) and prioritize protein intake around training to optimize recovery. Adjust calories according to the objective: if you are in a performance improvement phase without wanting to lose mass, avoid prolonged calorie deficits.
Objective: to reach the best condition for the competition. The strategy focuses on strategic loading and unloading of training along with carbohydrate manipulation to maximize glycogen stores. In the days leading up to the event adapt carbohydrate intake (moderate carb-loading) to increase availability, reduce training load to allow recovery and maintain sufficient protein to avoid muscle loss. Hydration and practice of the race day fueling strategy are crucial.
Objective: to recover and rebalance. After the end of the season reduce caloric intake to avoid unwanted weight gain, maintain sufficient protein to preserve lean mass and allow dietary variations to promote mental health. It is a good time to correct nutritional deficits and work on sustainable habits for next season.
The numbers are approximate and should be adapted to your individual metabolism and response. An initial approach may be to calculate maintenance energy requirements and apply a margin depending on the phase: +5-10% in building phases, maintenance in high technical volume phases, and -5-10% if you are looking to control weight in specific stages. For macronutrients, the protein fraction is usually kept between 1.6-2.2 g/kg; carbohydrates vary widely (3-8 g/kg or more in endurance sports); fats take up the rest of the calories, never below 20% of the total to maintain hormonal functions.
Daily or weekly carbohydrate cycling allows energy availability to be adapted to training days. On high demand days increase intake to maximize performance and recovery; on rest or low intensity days reduce carbs and prioritize protein and healthy fats. This approach helps optimize body composition without sacrificing training quality.
Plan 7-14 day microcycles that allow for alternating load and recovery. Within the microcycle, adjust intake according to intensity: very hard sessions require immediate carbohydrate and protein replenishment; strength sessions need protein and moderate carbohydrate intake. In the week of competition slowly reduce the load and slightly increase carbohydrate 48-72 hours before the event if you are looking to maximize glycogen. The day before go for familiar, easy-to-digest meals and avoid introducing new foods.
Breakfast or pre-competition meal should be rich in carbohydrates of medium-low absorption and moderate in protein, low in fat and fiber to avoid gastrointestinal discomfort. During the competition use practical sources of carbohydrates (gels, isotonic drinks, bars) according to the duration and intensity. Immediate post-race recovery should include carbohydrates and protein in an approximate 3:1 or 4:1 ratio to replenish glycogen and promote muscle repair.
Supplements can help but are not a substitute for a proper diet. Consider: creatine monohydrate for strength and recovery, caffeine for performance in key sessions, beta-alanine in repeated high-intensity sports, and iron or vitamin D supplements if there are proven deficiencies. Always prioritize testing in training before using in competition. Also, take care of logistics: plan meals on trips, check food availability at venues and prepare portable options to avoid surprises.
Record performance, recovery feeling, weight and measurements and use that data to adjust your planning. A monthly review or review after key events will allow you to identify patterns and correct errors: for example, persistent fatigue may indicate insufficient energy or carbohydrate intake; loss of strength may require increased protein or better recovery. The key is continuous observation and small, iterative changes.
With a structured, adaptive approach focused on the real demands of the calendar, you can optimize your performance throughout the season. Nutrition is a powerful tool when planned according to phases, workloads and goals: use the principles outlined here as a foundation and customize according to your sport, response and preferences.
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