What are the implications of the energy deficit observed among race car drivers?

The study shows that many race car drivers do not consume enough energy. Specifically, the drivers' energy intake was below the recommended levels for athletes, which is 3600 kcal, and also lower than the recommended intake for the general population with a physical activity level of 1.8, which is 3000 kcal. This energy deficit can compromise performance and overall health because it may not meet the demands of intense physical activity, leading to fatigue and impaired recovery.

Why is carbohydrate intake important for race car drivers?

The study revealed that many drivers had inadequate carbohydrate intake. Carbohydrates are essential for fueling the body, especially during endurance activities. The mean carbohydrate intake was significantly lower than the levels recommended for endurance and team sports. Insufficient carbohydrate intake may compromise glycogen stores, impacting the drivers' ability to maintain optimal performance throughout long races, where drivers endure vibration, high temperatures, and extended driving hours.

What micronutrient gaps were identified in the study, and what are their implications?

The study identified several micronutrient gaps in the drivers' diets, specifically in the intake of vitamin B2, vitamin E, folate, and fiber. These micronutrients are vital for various bodily functions. Micronutrient gaps can lead to several health and performance issues. Vitamin B2 supports energy production, vitamin E acts as an antioxidant, folate is essential for cell growth and function, and fiber aids in digestion and overall health. Addressing these gaps is crucial for optimizing performance and overall well-being of the drivers.

Why is optimal nutrition important for race car drivers?

Optimal nutrition is important for race car drivers as it directly impacts their ability to perform at their peak and maintain their health. The demands of long-distance race car driving, which include strength, agility, and endurance, require drivers to have adequate energy levels and proper nutrient intake. Meeting macro- and micronutrient needs helps drivers maintain weight, replenish glycogen stores, and provide sufficient protein for tissue repair. Proper nutrition can improve the drivers' performance and prevent the critical nutritional deficiencies.

Race car driver's helmet transforming into a plate of healthy food.

Fueling the Fast Lane: How to Optimize Your Diet for Peak Race Car Driving Performance

Q: What methods were used to assess the drivers' dietary intake?

The study used 24-hour dietary recalls to assess the dietary intake of 16 male long-distance race car drivers preparing for a major 24-hour race. The drivers' diets were analyzed, and their intakes of energy, nutrients, water, and alcohol were recorded and compared to the recommended levels. The study's main goal was to determine if the race car drivers were consuming enough calories and important nutrients.

Samir D’Costa in Health & Wellness December 2025 • 4 min read.

"A pilot study reveals the surprising dietary gaps among long-distance race car drivers and how to bridge them for enhanced performance."

Optimal nutrition is increasingly recognized as a key factor in enhancing athletic performance and recovery. Assessing an athlete's nutritional status helps identify potential problems, fine-tune training adaptations, and ultimately support peak performance. Proper energy intake is vital for maintaining body function and optimizing body composition. During periods of intense physical activity, meeting macro- and micronutrient needs is crucial for maintaining weight, replenishing glycogen stores, and providing sufficient protein for tissue repair. Neglecting these needs can lead to low energy availability and compromise overall health and performance.

Long-distance race car drivers, often considered athletes, face unique physical demands. The sport requires strength, agility, and endurance, particularly during competitions like 24-hour races where drivers endure vibration, high temperatures, and extended driving hours. A single lap can involve numerous turns and braking actions, placing significant stress on the body. The physiological demands on drivers are comparable to those of athletes in other physically intensive sports.

While dietary intake data is available for athletes in many sports, there's a gap in understanding the nutritional needs of race car drivers. Adequate nutrition is essential for drivers to meet the demands of training and competition and to optimize their performance. This article explores a pilot study evaluating the dietary intake of long-distance race car drivers, comparing it against dietary recommendations for athletes and the general population, aiming to identify areas for improvement and optimization.

Nutritional Pit Stops: Key Findings on Driver Diets

Race car driver's helmet transforming into a plate of healthy food.

A recent study assessed the dietary intake of 16 male long-distance race car drivers preparing for a major 24-hour race. The drivers' diets were analyzed using 24-hour dietary recalls, and their intakes of energy, nutrients, water, and alcohol were recorded and compared to recommended levels.

The results revealed some concerning trends. On average, the drivers' intake of energy, vitamin B2, vitamin E, folate, fiber, calcium, water, and alcohol fell short of recommendations for both athletes and the general population. This suggests a widespread issue of under-consumption of vital nutrients among this group of athletes.

Energy Deficit: The majority of drivers failed to meet the recommended energy intake for athletes (3600 kcal) and the general population with a physical activity level of 1.8 (3000 kcal).
Carbohydrate Insufficiency: The mean carbohydrate intake was significantly lower than recommended levels for endurance and team sports.
Micronutrient Gaps: Many drivers had inadequate intakes of essential micronutrients like vitamin B2, vitamin E, folate and fiber, crucial for overall health and performance.

While protein intake was within the recommended range for athletes, it's important to ensure adequate carbohydrate consumption to spare amino acids for protein synthesis and prevent their use for energy. Individual needs should be assessed based on age, height, weight, and specific training goals, ensuring drivers receive the right balance of nutrients to support their demanding physical activity.

Optimize Your Performance: A Personalized Nutrition Strategy for Race Car Drivers

The study highlights the need for a more focused approach to nutrition for long-distance race car drivers. Given the unique physical and mental demands of the sport, it's crucial to address the identified dietary gaps and optimize nutrient intake.

Athletes should work with nutrition professionals to develop personalized dietary plans tailored to their individual needs, training volume, and competition intensity. This includes ensuring adequate energy intake, prioritizing carbohydrate consumption, and addressing any micronutrient deficiencies through a balanced diet or supplementation.

By prioritizing nutrition and addressing these key areas, race car drivers can fuel their bodies for peak performance, enhance recovery, and gain a competitive edge on the track. Further research with more long term dietary recalls is recommend.