Stim (74)

ALLMAX A Cuts is an amino energy drink mix with taurine, L-carnitine L-tartrate, BCAAs and natural caffeine. L-Carnitine L-Tartrate: 500 mg Natural Caffeine: 127 mg Green Coffee: 125 mg Serving size: 1 scoop (7g); servings per container: 30 How to use Mix 1 scoop with 6-8 oz (180-240 mL) of cold water until fully dissolved. Consume 15-30 minutes before training, during your workout, or anytime during the day. Caffeine-sensitive users should start with half a scoop. Up to 2 scoops per serving. See the Supplement Facts tab for full label details.

1.21GW is a high-stimulant pre-workout for experienced users who want maximum energy and focus.* 450 mg time-released caffeine blend per scoop 3.2 g beta-alanine Focus blend with choline, L-tyrosine, L-theanine and huperzine A* 30 servings

Mr. Fusion is a daily pump and endurance pre-workout with a moderate, triple-phased caffeine blend. 150 mg caffeine per scoop (up to 300 mg in 2 scoops) 4 g L-citrulline malate and 750 mg Nitrosigine® per scoop Betaine, beta-alanine, L-tyrosine and choline for performance and focus* 20-40 servings

KRE-EX Unrivaled is Titan Nutrition's flagship pre-workout, with 31.5 g per scoop and every dose fully disclosed. It is built around 10 g L-citrulline, 2.5 g GlycerSize®, 5 g micronized creatine, 3.2 g beta-alanine, 1 g HMB, PeakO2® and 375 mg total caffeine from caffeine anhydrous and Infinergy™ to support energy, focus, pumps and training volume. 10 g L-citrulline and 2.5 g GlycerSize® 5 g micronized creatine monohydrate and 1 g HMB 3.2 g beta-alanine and 1 g PeakO2® 375 mg total caffeine with Alpha GPC and Huperzine A 20 servings, no proprietary blends (Blue Raspberry flavor pictured)

define[pre+] is Define Nutrition's full-spectrum pre-workout for energy, focus and pumps. One scoop provides 5,000 mg L-citrulline, 2,000 mg GlycerSize™ 65% glycerol, 1,600 mg beta-alanine, 1,000 mg Peak O2™ mushroom blend, 1,000 mg L-tyrosine, 300 mg Alpha GPC 50% and 127 mg VasoDrive-AP®, with 162.5 mg caffeine from caffeine anhydrous plus ZümXR® extended-release caffeine, L-theanine, huperzine A and BioPerine®.* Regular plus extended-release (ZümXR®) caffeine: 162.5 mg per scoop, 325 mg per 2 scoops 5,000 mg L-citrulline, 2,000 mg GlycerSize™ and 1,600 mg beta-alanine per scoop Nootropics: 1,000 mg L-tyrosine, 300 mg Alpha GPC 50% and 200 mcg huperzine A per scoop 1,000 mg Peak O2™ mushroom blend and 127 mg VasoDrive-AP® per scoop 40 servings (1 scoop) / 20 servings (2 scoops); flavors: Blueberry Lemonade, Sour Cherry Candy, Summer Punch Made in the USA in a GMP-certified facility; gluten-free (per the define[nutrition] label)

Alpha Lion SuperHuman Supreme is the high-stimulant version of the original SuperHuman pre-workout, made for experienced users with a high stimulant tolerance. Each 17 g scoop provides 375 mg of caffeine from caffeine anhydrous and Infinergy™ DiCaffeine Malate, plus 7 g L-citrulline malate, 3.5 g beta-alanine, 2.5 g betaine anhydrous and 200 mg juniper berry extract. High-stimulant formula: 375 mg caffeine per scoop from two caffeine sources For people with a high stimulant tolerance (Alpha Lion: "SuperHuman Supreme is strong!") 7 g L-citrulline malate (2:1), 1 g taurine and 100 mg S7® to support pumps 3.5 g beta-alanine and 2.5 g betaine anhydrous to support training performance 150 mg L-theanine, plus AstraGin® and BioPerine® Fully disclosed label, 21 servings per container

Psychotic is Insane Labz's original high-stimulant pre-workout, taken 20 to 30 minutes before training for energy, focus, endurance and strength output that lasts through your whole session. Each 1-scoop serving delivers a 4,459 mg Psychotic™ Blend with beta-alanine, creatine monohydrate, caffeine anhydrous, AMPiberry®, OxyGold®, dimethylethanolamine (DMAE), Rauwolfia vomitoria extract and Huperzia serrata extract, with 400 mg caffeine from all sources. High-stimulant pre-workout: 400 mg caffeine from all sources per scoop Beta-alanine and creatine monohydrate to support endurance and strength output DMAE and Huperzia serrata (huperzine A) to support focus AMPiberry® and OxyGold® (fulvic acid) Start with half a scoop to assess tolerance 35 servings; flavors: Apple, Cotton Candy, Fruit Punch, Grape, Gummy Candy, Strawberry Lemonade, Watermelon

Free Bucked Up Hat: add a Bucked Up Hat to your cart with this pre-workout and it rings up $0 at checkout (1 per order; hat color is random). BAMF from Bucked Up is a high-stimulant nootropic pre-workout. Each scoop combines 333 mg caffeine and 63 mg Dynamine™ with 125 mg Cognizin® citicoline, N-acetyl L-tyrosine and huperzine A for focus, plus 6 g citrulline malate and 3.2 g beta-alanine. Zero sugar, 5 calories. 333 mg caffeine plus Dynamine™ methylliberine 125 mg Cognizin® citicoline, NALT and huperzine A for focus* 6 g citrulline malate 2:1 and 3.2 g beta-alanine AstraGin® and Senactiv® Zero sugar, creatine free, 30 servings (Gym N Juice flavor pictured)

Alpha Lion SuperHuman Pre is the original SuperHuman pre-workout, built to support energy, focus, pumps and training performance in one scoop. A full scoop provides the SXT™ Energy System (three caffeine sources, 300 mg total caffeine), 4 g L-citrulline, 3.2 g beta-alanine, 2.5 g betaine anhydrous and 1.5 g L-tyrosine, with every dose shown on the label. 300 mg total caffeine per scoop from caffeine anhydrous plus zumXR® extended- and delayed-release caffeine 4 g L-citrulline, 1 g taurine and 50 mg S7® to support pumps 3.2 g beta-alanine and 2.5 g betaine anhydrous to support training performance 1.5 g L-tyrosine and 400 mg SantEnergy™ Nu to support focus Fully disclosed label with no proprietary blends 21 full-scoop servings (16.2 g), or start with ½ scoop

Total War is Redcon1's best-selling all-in-one pre-workout, built for energy, focus, endurance and pumps in every session. Each 1-scoop serving delivers 6 g citrulline malate to support nitric oxide production and blood flow, 3.2 g beta-alanine to support muscular endurance, 1 g taurine and 1 g agmatine sulfate, with 320 mg caffeine from caffeine anhydrous and di-caffeine malate for energy and alertness. Stimulant pre-workout: 320 mg caffeine per scoop (250 mg caffeine anhydrous plus 70 mg from di-caffeine malate) 6 g citrulline malate 2:1 and 1 g agmatine sulfate to support pumps 3.2 g beta-alanine to support muscular endurance (may cause a harmless tingling feeling) 1 g taurine, theobromine, green tea extract, juniper berry extract, naringin and BioPerine® 30 servings; flavors: Blue Lemonade, Tiger's Blood, Vice City

Free Bucked Up Hat: add a Bucked Up Hat to your cart with this pre-workout and it rings up $0 at checkout (1 per order; hat color is random). Bucked Up Pre-Workout from DAS Labs is a fully disclosed, non-proprietary pre-workout. Each scoop has 6 g citrulline malate, 2 g beta-alanine, 200 mg caffeine and 200 mg GPCgold™ alpha GPC, plus AstraGin®, Senactiv® and deer antler velvet extract, with zero sugar and 5 calories. 200 mg caffeine per scoop 6 g citrulline malate 2:1 and 2 g beta-alanine 200 mg GPCgold™ alpha GPC for focus* AstraGin® and Senactiv® Zero sugar, creatine free, 30 servings (Rocket Pop flavor pictured)

Giant's Brew is Nutrithority's most intense pre-workout, combining a full pump formula with a high-stimulant energy blend. 8 g L-citrulline malate, 3.2 g beta-alanine and 2.5 g betaine Caffeine, TeaCrine® and Dynamine™ energy blend* Electrolyte and hydration blend 20 servings; for experienced stimulant users only

5150 is 5% Nutrition's high-stimulant pre-workout. Each scoop combines a multi-source caffeine complex with L-citrulline, beta-alanine, taurine and a focus blend for hard training sessions. Stim-Crazy Caffeine Complex: 500 mg per scoop (multiple caffeine sources) 4,000 mg L-citrulline, 3,000 mg beta-alanine, 2,000 mg L-taurine 750 mg N-acetyl L-tyrosine plus choline and alpha-GPC Serving size: 1 scoop (14.3 g); servings per container: 30 How to use As a dietary supplement, take 1 scoop with 8 oz of water 15–30 minutes before a workout. See the Supplement Facts and Warnings tabs for full label details. (Blue Ice flavor pictured)

Nitraflex Advanced is GAT Sport's high-stimulant pre-workout, built for explosive energy, intense focus and extreme pumps from a single scoop. Each serving delivers 325 mg caffeine anhydrous, Nitrosigine® (inositol-stabilized arginine silicate) and L-citrulline in a 3,700 mg NO precursor complex to support blood flow and pumps, and beta-alanine, L-tyrosine and L-theanine to support endurance and focus during intense training. Given its strength, GAT recommends first assessing your tolerance with half a serving. Explosive energy: 325 mg caffeine anhydrous per scoop Extreme pumps: 3,700 mg Vasoactive Arginase-Regulating NO Precursor Complex with L-citrulline and Nitrosigine® Intense focus and endurance: 2,621 mg complex with beta-alanine, L-tyrosine, DMAE, L-theanine and Rauwolfia vomitoria root extract 200 mg boron citrate Creatine-free; 30 servings; flavors: Fruit Punch, Grape, Green Apple, Watermelon, Blue Raspberry, Black Cherry

Pre Script® is a pre-workout formula combining energy, focus and muscle-pump ingredients in one scoop.* 300 mg caffeine plus L-tyrosine, choline and Cognigrape® for energy and focus* 6 g L-citrulline, 3 g betaine and NO3-T® nitrates to support the pump* 5 g Creapure® creatine monohydrate and 250 mg BioATP® 20 servings Take one scoop 30 minutes before training on training days only. Contains 300 mg caffeine per serving.