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Looking for a way to maximize your athletic performance, gain muscle, lose weight, and show the world what you can achieve? Look no further than our high-quality, effective athletic performance supplements by Optimum EFX. These are the real deal. The best part? They’re all Informed Sport certified, meaning they’re clean and they contain ZERO banned substances.

Got Questions? We’ve Got Answers Wrapped Up in World-Class Sport Supplements

Authentic. Focused. Aggressive. Informed-Sport Certified. Clean. That’s what defines us at Optimum EFX, and we know it defines you, too. That’s why we’re proud to be your trusted supplement brand. We treat our supplement development process seriously, just like you treat your performance seriously.

Our premier performance products include:

At Optimum EFX, we believe results are more important than taste. If you wanna be average and you care more about the taste than actual results, look for something else.

Have questions about our supplements? Check out our Optimum EFX FAQ page for convenient, quick answers all on one page. Our About Us page and Blog page are also wellsprings of information about how you can increase your focus, performance, and what makes Optimum EFX the number-one choice for pro athletes.

Get In Touch With Us Today

Still have questions about our athletic performance supplements, or need assistance with your supplement order? Call us at (480) 719-6798 or email at Taste greatness by choosing Optimum EFX now!