Muscletech Pro Series Muscle Builder is an Advanced Anabolic Formula Targeting More Muscle And Strength From 1 Pill.

Muscle Builder features a scientifically dosed key ingredient that will help you boost strength and performance.­ Hard-training subjects, in a 12-week human scientific study, gained 8.8 lbs. of lean muscle versus the placebo group, which only gained 4.6 lbs. – that’s 90% more lean muscle!

Peak ATP (Adenosine 5′-Triphosphate Disodium)
Based on University Research
America’s #1 Selling Bodybuilding Supplement Brand‡
Clinically Backed
Subjects Built 8.8 Lbs. of Muscle¹
30 Day Supply
400 mg Patented Musclebuilder
Dietary Supplement
#1 Most Clinical Studies in Science
Banned Substance Free Guaranteed

Made in USA
By MuscleTech

Size: 30 Capsules
Servings: 30 Servings