Stim Crazy Pre-Workout 5150 is formulated to deliver intense energy, laser focus, and peak performance when you need it most. Designed for serious training sessions, this high-stimulant blend helps power through fatigue, enhance endurance, and maximize every rep.

• Supports pump, energy, and strength
• With nootropic ingredients for crash-free focus
• 325mg caffeine, 4.5g citrulline, and 3.5g beta-alanine per serving
• Country Time™ Lemonade flavor

Loaded Pre from RYSE is built for next-level intensity and flavor. This high-stim pre-workout sparks a surge of pump, energy, strength, and focus—all without the dreaded post-workout crash—by utilizing clinical doses of research-backed l-citrulline, beta-alanine, zümXR™ extended-release caffeine, and nootropics.

Each scoop of this Country Time Lemonade pre-workout delivers sweet, yet tangy summertime flavor (porch and rocking chair not included).

Frequently Asked Questions

What is l-citrulline?

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

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 are nootropics?

Nootropics are substances that bolster cognitive function by altering levels of certain neurotransmitters, enzymes, or hormones in the brain. 

Do you remember your first time? The intensity? The euphoria? We remember our first time taking pre-workout, too. And recapturing that UNSTOPPABLE feeling is what MOTHERBUCKER™ is all about! Beta-Alanine: You know that tingle. 6.4 grams is just the right amount to prime your pump.* Nitrosigine®: Clinically shown to increase circulation to your brain, promoting cognitive function.* Caffeine: 300mg Caffeine Anhydrous + 100mg Extended Release Caffeine = 400mg of pure energy.* L-Tyrosine: Increases dopamine production, so your always stoked in the gym.* Alpha GPC: Promotes the mind-to-muscle connection, helping you get (and stay) in sync.* Senactiv®: Can help you increase VO2 Max and boost athletic performance.* Huperzine A: This incredibly beneficial nootropic can help improve memory recall & stimulate laser-like focus.* Rauwolscine: Derived straight from Devil's Peppers, this powerful vasodilator will help give you the gnarly pump you dream of.*

Do you remember your first time? The intensity? The euphoria? We remember our first time taking pre-workout, too. And recapturing that UNSTOPPABLE feeling is what MOTHERBUCKER is all about! Beta-Alanine: You know that tingle. 6.4 grams is just the right amount to prime your pump. Nitrosigine: Clinically shown to increase circulation to your brain, promoting cognitive function. Caffeine: 300mg Caffeine Anhydrous + 100mg Extended Release Caffeine = 400mg of pure energy. L-Tyrosine: Increases dopamine production, so your always stoked in the gym. Alpha GPC: Promotes the mind-to-muscle connection, helping you get (and stay) in sync. Senactiv: Can help you increase VO2 Max and boost athletic performance. Huperzine A: This incredibly beneficial nootropic can help improve memory recall & stimulate laser-like focus. Rauwolscine: Derived straight from Devil's Peppers, this powerful vasodilator will help give you the gnarly pump you dream of.