Creatine

Creatine is an organic compound that supports muscle energy production during high-intensity exercise. It works by increasing phosphocreatine stores in muscles, which helps regenerate adenosine triphosphate, the primary energy currency for muscle contractions. This mechanism makes creatine particularly relevant for strength training and short, intense activities.

Creatine differs from protein powders and amino acids in that it is not a protein source but rather a standalone supplement targeting energy metabolism. Unlike pre-workouts, which typically contain stimulants, creatine operates independently of caffeine or other performance enhancers. It is distinct from branched-chain amino acids, which focus on protein synthesis and recovery.

Creatine suits people engaged in resistance training, high-intensity interval training, and sports requiring short bursts of power. It may also benefit older adults seeking to maintain muscle mass, though results vary between individuals due to genetic factors affecting creatine metabolism.

When comparing creatine products, shoppers should examine creatine monohydrate concentration, purity levels, and testing for banned substances. Most products contain creatine monohydrate, the most researched form. Price per kilogram varies significantly between brands. Consider whether a product requires loading phases or offers loading protocols, and check for unnecessary additives or fillers. Third-party testing certifications provide assurance regarding quality and ingredient accuracy. Storage conditions and packaging that minimises moisture exposure are practical considerations for product longevity.