Jim Stoppani, PhD

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1.8K videos

Jim Stoppani, PhD, is one of the world's most recognized and popular authorities on training, nutrition and dietary supplements. He was the Senior Science Ed...

Latest Videos

Taurine Proven Effective Yet Overlooked in Fitness Circles Dr. Jim Stoppani

$25,000 Summer Shred Challenge Dr. Jim Stoppani

These Transformations Happened in Just 5 Weeks. Dr. Jim Stoppani's New Year's $25,000 Challenge

Vitamin C Shows Positive Effects on Gut Health in Study Dr. Jim Stoppani

Why BCAAs Still Work (Despite What Fitness Influencers Claim Dr. Jim Stoppani

New Research Shows Drinking Water Can Increase Fat Loss Dr. Jim Stoppani

Isometric vs Full ROM What the 2025 Study Really Found Dr. Jim Stoppani

Creatine Myth Finally Collapsed After 13,000-Subject Safety Review Dr. Jim Stoppani

You Don’t Need Slow Negative Reps to Grow Muscle Dr. Jim Stoppani

Supersets Confirmed Faster Workouts Deliver Equal Strength & Muscle Gains

Do Elbow Sleeves Help You Bench More Dr. Jim Stoppani

Shoulder Pain on Bench Dr. Jim Stoppani

Warm Protein Nightcap for Better Recovery Dr. Jim Stoppani

Beef Protein Scam Dr. Jim Stoppani

Lead in Your PROTEIN POWDER What Consumer Reports Isn’t Telling You Dr. Jim Stoppani

Explicit Music vs Clean Music Dr. Jim Stoppani

Build Muscle Faster With Whey Protein (Science-Backed) Dr. Jim Stoppani

8 Protein Myths Busted by Science Dr. Jim Stoppani

Do Crunches Burn BELLY FAT Science Says Yes Dr. Jim Stoppani

The Protein Powder Scams You Need to Avoid Dr. Jim Stoppani

Boost Testosterone, Sleep & Recovery Naturally JYM Lyfe Podcast

2025 Summer Shred Winners $25K Fitness Challenge Results

Benefits of Taking Creatine and BCAAs Together Dr. Jim Stoppani

Does Creatine Really Cause Hair Loss Dr. Jim Stoppani

Heart Health & Pre-Workout Supplements What Science Says Dr. Jim Stoppani

From Burnout to Breakthrough Rachel’s 8-Week Weight Loss Journey

Veteran’s 6-Week Fitness Comeback at 43 Colby’s Transformation Story

Shredded at 46 Army Veteran’s Incredible Transformation Travis Haney Transformation

Does Betaine Boost Strength and Testosterone Dr. Jim Stoppani

Brutal Biceps & Triceps Superset Workout for Bigger Arms Dr. Jim Stoppani