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Learn > Sports & Fitness Articles > Choosing a Sport & Fitness Supplement

Choosing a Sport & Fitness Supplement

Read how to choose a supplement to help support your sport and fitness goals. Learn from GNC’s health and wellness experts, nutritionists and fitness enthusiasts on what you should consider, given your goals.

The Exercise Benefits of Citrulline

Learn about the potential benefits of increasing your intake of the amino acid citrulline, a popular ingredient in pre-workout supplements.

  • September 30, 2022
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  • Kristen Seymour