This site has limited support for your browser. We recommend switching to Edge, Chrome, Safari, or Firefox.

TODAY ONLY: 24% OFF SELECT SIGNATURE Multi-Vitamin, Greens

BUY 2 GET 1 FREE - ON CORE NUTRITIONALS, PRO SUPPS AND AXE & SLEDGE

📦 Free Shipping on Signature Orders Over $99.99!

🎅🏼☃️ CHRISTMAS SALES START NOW! SHOP NOW 🦌🍪

🕯️ SAVE UP TO 25% ON EFX SUPPLEMENTS SHOP EFX 🕯️

🎄 SPEND UP TO $75 ON NUTREX, GET A FREE BEANIE! 🎩 SHOP NUTREX 🎄

Attention users: We’re experiencing a network disruption.

5:20pm - Attention users: We’re experiencing a network disruption. Expect further updates here as we work through a resolution.

One-Rep Max Calculator

Calculate your max for any lift with this 1RM calculator. Get strategic about getting bigger, stronger, and faster!

One-Rep Max Calculator

Weight
How Many Reps Can You Complete At This Weight?



Your One-Rep Max (one-rm): ?

95%: ?
90%: ?
85%: ?
80%: ?
75%: ?
70%: ?
65%: ?
60%: ?
55%: ?
50%: ?

Recommended Articles

Cart

No more products available for purchase

Bonus Item Added!

We've added a free gift to your cart.

FREE