Experience powerful, stim-free performance with 5% Nutrition Pump Shot Muscle Nitric Oxide. Designed to enhance blood flow and vascularity, this fast-acting formula supports intense muscle pumps, improved endurance, and better nutrient delivery—perfect for maximizing every workout.

• Supports energy, focus, and pump
• Formulated with all-natural sweeteners and zero fillers
• Nitro Pop flavor

Get your mind and body dialed in with JOCKO Pre-Workout. This high-stim formula supports explosive energy, cognitive sharpness, and muscle pumps with fully-dosed, clinically studied ingredients—including 200mg caffeine, 3.2g beta-alanine, 6g l-citrulline, and 2.5g betaine anhydrous.

Frequently Asked Questions

What is beta-alanine? 

Beta-alanine is the modified version of the amino acid alanine. Your body converts beta-alanine into carnosine, which supports exercise performance and endurance. 

What is l-citrulline?

L-citrulline is an amino acid involved in nitric oxide production, which increases blood flow to working muscles.

What is betaine anhydrous? 

Betaine is a naturally occurring amino acid-like compound that supports exercise performance and endurance. “Anhydrous” refers to a substance that doesn’t have any water.

• Caffeine-free pre-workout
• Supports strength, stamina, pump, focus, and drive
• Informed Choice certified
• Non-GMO, gluten free, and contains zero artificial colors, sweeteners, or flavors
• Peach Mango flavor

STIM-FREE Pre-Workout from Transparent Labs is a caffeine-free formula designed to promote enhanced strength, stamina, pump, and focus—without jitters or sleep disruptions.

Each scoop delivers science-backed ingredients at clinically validated doses, including 8g of l-citrulline malate, 4g of beta-alanine, and 2.5g of betaine anhydrous.

Frequently Asked Questions

What is citrulline malate?

Citrulline malate is a precursor to nitric oxide, which increases blood flow to working muscles and promotes greater muscle pumps and heightened energy levels.

What is beta-alanine?

Beta-alanine is the modified version of the amino acid alanine. The body converts beta-alanine into carnosine, which supports exercise performance and endurance. 

What is betaine?

Betaine is a naturally occurring amino acid-like compound that supports exercise performance and endurance. 

• Supports testosterone and nitric oxide production
• Provides circulatory support
• Promotes energy and vitality
• Suitable for men seeking everyday wellness
• Non-GMO and free of gluten, dairy, soy, and nuts

Smashing your wellness goals just got a whole lot easier with The Vitamin Shoppe® brand Ultimate Man-T. These vegetarian capsules are precisely formulated with an assortment of vitamins, minerals and herbs to support testosterone production, boost nitric oxide levels, and promote energy and vitality.

Simply take three capsules per day alongside a healthy meal to give your body the boost it needs to deliver you to tomorrow's goals and beyond.