Killer Labz Stim Reaper is not your average pre-workout — it’s an extreme energy and focus formula engineered for serious lifters who crave maximum intensity. Designed to push your limits, Stim Reaper hits fast and hard with a powerful stimulant and nootropic blend that delivers explosive energy, tunnel vision focus, and unstoppable drive. When you want every set to count and every session to feel next-level, this is the formula that gets you there.
High-stim formula for explosive energy and endurance
6 g of Citrulline Malate for insane pumps and nitric oxide production
3.2 g of Beta-Alanine for extended performance and delayed fatigue
350 mg of Caffeine Anhydrous + powerful thermogenic stimulants for all-out intensity
L-Tyrosine & Huperzine A for mental focus and cognitive drive
Betaine Anhydrous and Taurine for hydration and strength
Zero sugar and no proprietary blends — full transparency
Available in bold, intense flavors like Hellfire Punch, Demon Blood, and Blue Razz Slasher
Stim Reaper was created for those who train with intent — not for beginners. Its advanced stimulant and pump formula floods your muscles with oxygen-rich blood while keeping your mind locked in and your energy relentless. The dual-focus blend of Caffeine, L-Tyrosine, and Huperzine A sharpens mental clarity, while Citrulline Malate and Beta-Alanine boost performance, endurance, and vascularity. The result: an all-out assault on fatigue, focus, and limits.
Mix 1 scoop with 10–12 oz of cold water and consume 20–30 minutes before training.
Due to the high-stimulant content, start with ½ scoop to assess tolerance.
Do not exceed 1 scoop in 24 hours.
Citrulline Malate (6 g) – Boosts nitric oxide and pump intensity
Beta-Alanine (3.2 g) – Delays fatigue and supports endurance
Caffeine Anhydrous (350 mg) – Provides clean, sustained energy
L-Tyrosine (1 g) – Sharpens focus and mood under stress
Huperzine A – Enhances focus, clarity, and mind-muscle connection
Betaine & Taurine – Improve power, hydration, and recovery
Sugar-free, gluten-free, and vegan-friendly. Manufactured in a facility that may also process milk, soy, and tree nuts.
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