5% Nutrition 5150 High-Stim Pre-Workout is engineered for serious stimulant users and advanced athletes who demand no compromise. Powered by a "Stim-Crazy" caffeine complex (8 caffeine sources) that delivers over 400 mg of caffeine per serving, this formula blends sustained energy, pump support, and a cognitive edge.

Power your workouts with 5150 High-Stim Pre-Workout — the ultimate energy and focus amplifier for serious athletes. Featuring a multi-source caffeine blend, endurance-boosting Beta-Alanine, and nitric oxide support, it’s designed to help you train harder, stay focused, and crush every session.

Supplement Facts
Serving Size 14.3g
Servings Per Container 30
Amount Per Serving % DV
Vitamin B12 (as Cyanocobalamin) 1000 mcg 41667%
Vitamin B3 (as Niacin) 30 mg 188%
Choline (as Choline Bitartrate) 200 mg 36%
L-Citrulline 4000 mg **
Beta Alanine  3000 mg **
L-Taurine 2000 mg **
N-Acetyl L-Tyrosine 750 mg **
Choline Bitartrate 500 mg **
Alpha-Glyceryl Phosphoryl Choline 50% 200mg **
Bitter Orange Extract (10% Synephrine Citrus x aurantium L.) (fruit) 150 mg *
Cocoa Alkaloid Extract (theobroma cacao L.)(seed)(Cocobuterol) 80mg **
Toothed Clubmoss (Huperzia Serrate)(aerial parts)(standardized to 1% Huperzine A) 50 mcg **

STIM-CRAZY CAFFEINE COMPLEX: 500 mg **
Caffeine Anhydrous, Dicaffeine Malate (Infinergy), Theobromine, Caffeine (from Green Tea (Leaf)), Yerba Mate Extract (Leaf), Guarana Extract (Paullinia cupana), Alpha Yohimbine Hydrochloride 9-0%  (Rauwolfia vomitoria) (Leaves), Green coffee bean extract (seed), Gotu Kola Extract (Centella asiatica) (Whole herb)

Other Ingredients: Natural Flavors, Citric Acid, Sucralose, Silicon Dioxide, Yellow #5, Blue #1