Body Builders — IGF-1 Increase Muscle Mass

Maximize Igf-1 Benefits Bodybuilder Must-Know

Posted by Timothy Terwilliger on

Maximize Igf-1 Benefits Bodybuilder Must-Know
Insulin-like growth factor 1 (IGF-1) is an increasingly popular supplement used by bodybuilders to help build muscle mass and strength, improve physical performance, and enhance recovery from exercise

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