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Recovery Composite

Also known as: 3,3',4',5,7-Pentahydroxyflavone, Quercetine, Quercetina, Quercetin

Overview

Quercetin is a prominent flavonoid belonging to the polyphenol family, widely found in various fruits (like apples and berries), vegetables (such as onions), and grains. It is acclaimed for its potent antioxidant properties, reducing oxidative stress and inflammation. As a dietary supplement, quercetin is primarily utilized for enhancing recovery from exercise-induced muscle damage (EIMD). Systematic reviews and meta-analyses substantiate its significant positive effects on muscle soreness, recovery of function, and inflammation management. Quercetin is available in multiple supplemental forms, facilitating convenient intake for athletes and physically active individuals during recovery regimens.

Benefits

Quercetin supplementation is linked with several evidence-backed benefits pertinent to exercise recovery. Studies indicate it can significantly enhance muscle function recovery with a standardized mean difference (SMD) of -1.33 for muscle soreness reduction after 24 hours. It notably decreases oxidative stress (SMD of -0.92, p=0.03) and reduces creatine kinase levels, signifying lower muscle damage. These benefits are applicable to both sedentary and physically active populations, underscoring its broad applicability. However, the effect on inflammatory markers like IL-6 remains inconclusive, indicating a need for further research on its comprehensive impact on inflammation.

How it works

Quercetin's positive effects arise from its anti-inflammatory and antioxidant properties. It alleviates oxidative stress by reducing pro-inflammatory mediators, particularly IL-6, associated with muscle damage after exercise. This modulation of inflammatory responses enhances muscular and immune function during intense physical exertion, thus facilitating quicker recovery from exercise-induced stress.

Side effects

Quercetin is generally regarded as safe for most individuals when taken in dosages up to 1000 mg per day for a duration of 12 weeks. Side effects are rare, affecting less than 5% of users, and are typically absent at recommended levels. No severe side effects have been documented; however, caution is warranted when combining quercetin with other supplements or medications due to potential interactions that may not be well understood. Individuals with pre-existing conditions should consult healthcare professionals before commencing supplementation. The safety and efficacy for special populations, including pregnant women and children, has not been extensively studied, leaving their status uncertain.

Dosage

The recommended dosage of quercetin typically ranges from 500 to 2000 mg per day, with 1000 mg per day emerging as the most substantiated for exercise recovery. To optimize recovery, it should be taken before or right after intense physical activity. While some studies have tested dosages up to 2000 mg per day without significant adverse effects, the long-term safety of such upper limits remains unclear. Additionally, the bioavailability of quercetin may improve if consumed with food, particularly those rich in fats or other nutrients conducive to better absorption.