MUSCLE / STRENGTH

Shredded. Swole. Ripped. Jack. Cut. It doesn’t matter what you call it; you won’t reach your goals without putting in the work. And that work includes taking muscle-building supplements. 

How Our Supplements Can Benefit You

Don’t let your training go to waste. Optimum EFX muscle growth supplements are backed by science and formulated to meet or exceed research-backed dosages. And all of our supplements contain ZERO banned substances, ZERO artificial flavors, ZERO artificial colors, and ZERO artificial sweeteners.

Optimum EFX muscle-building supplements utilize a science-driven approach to promote power and physique. Our carefully crafted formulas use a unique and synergistic complement of clean ingredients for massive gains. They will help you:

  • Amplify protein synthesis
  • Minimize muscle breakdown
  • Provide energy
  • Elevate blood flow

Shop Optimum EFX for muscle growth supplements that can provide the key to your muscle and strength goals.

You’re already doing the heavy lifting. Leave the rest to us.

Shut Up and Drink It

Serious athletes know the difference between filler-filled, fad supplements vs. serious, effective muscle-building supplements. Optimum EFX supplements are super clean and Informed-Sport Certified, so each product is free of every known banned substance in the Olympics and professional sports. That’s why Optimum EFX is the professional athlete’s choice.

Shop Optimum EFX for premium, ultra-effective supplements. Buy now and get free shipping for orders of over $100 in the continental US.