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Creatine: Weight Cutting for Combat and Athletic Performance

Discover how creatine optimizes weight cutting in combat sports and strength training. Learn its benefits in muscle preservation, strength, and endurance enhancement, and practical usage tips for MMA, wrestling, and bodybuilding athletes. A must-read for achieving peak performance and safe weight cutting.

Jabari Martin, Registered Dietitian, NASM Certified Personal Trainer

Written and researched by Jabari Martin R.D., NASM C.P.T.

Creatine’s Role in Weight Cutting for Combat Athletes and Strength Trainers

Creatine, a well-researched supplement, plays a significant role in the performance and safety of weight cutting for combat athletes like MMA fighters, wrestlers, and boxers, as well as for bodybuilders and weightlifters. This article, crafted with my 14 years of expertise and experience as a registered dietitian and sports nutritionist, delves into the multifaceted impact of creatine on athletes during their weight-cutting phases.

1. Creatine’s Benefits During Cutting

Preserving Muscle Mass

Creatine is highly beneficial during the cutting phase, crucial for athletes who need to preserve muscle mass while reducing fat. The low-calorie diets often employed in cutting can lead to muscle loss. Taking creatine, along with eating high amounts of protein, prevents muscle loss by facilitating water retention around the muscle, aiding in muscle preservation and recovery.

Weight Retention and Appearance

Contrary to popular belief, the weight gain from creatine is due to water retention in muscle cells, not fat gain. This can lead to muscles appearing larger but does not add unwanted body weight, making it a suitable supplement for athletes trying to maintain a muscular appearance while cutting.

Source: Should I Use Creatine While Cutting?

2. Creatine and Performance Enhancement

Strength and Endurance

Creatine supplementation has been shown to improve muscular strength and endurance, enabling athletes to perform more reps with the same load and enhance anaerobic power. This is particularly beneficial for sports requiring short, explosive bursts of energy, as is common in combat sports and strength training.

Combine creatine with a high-protein snack like Performance Chocolate bites to ensure maximum gains in strength, anaerobic power, and endurance.

Mechanism of Action

Creatine works by increasing phosphocreatine (PCr) in muscles, which aids in rapid ATP replenishment. This process delays fatigue and allows for sustained power output during high-intensity activities. It's a crucial element for combat athletes who rely on quick, explosive movements.

Source: Creatine for MMA: Should you take it?

3. Practical Considerations for Creatine Use

Dosage and Timing

The recommended daily dosage of creatine ranges from 3-5 grams. Athletes can choose between a loading strategy (20 g per day for 6 days) or a non-loading strategy (3-5 g daily) based on their immediate performance needs. Creatine can be taken at any time, as its effectiveness does not significantly vary with timing.

Weight-Cutting Considerations

For combat athletes, particularly those in weight-class sports, monitoring response to creatine is vital. While some may experience minimal weight change (non-responders), others might see a slight increase in body weight due to water retention. Adjusting creatine intake during the weight-cutting phase is essential for those sensitive to these changes.

Creatine Types

Creatine monohydrate is the most common and extensively studied form, offering the greatest benefits without added side effects. It's readily available in both powder and pill forms, with powder having a faster absorption rate.

Source: What to Know About Using Creatine While Cutting



Creatine stands out as an effective supplement for combat athletes and strength trainers, especially during weight-cutting phases. Its ability to preserve muscle mass, enhance strength and endurance, and provide flexibility in dosage and timing makes it a valuable tool. However, individual responses to creatine, particularly regarding weight gain, should be closely monitored to ensure optimal performance and adherence to weight classes. By integrating creatine thoughtfully into their regimen, athletes can safely and effectively achieve their training and competition goals.