Transparent Labs Bulk Black is the pinnacle of a clinically dosed pre-workout supplement for stim lovers. If you have experience with our regular Bulk Pre-Workout formula but want some extra "pep" in your step, this is the pre-workout for you. Each scoop of Bulk Black packs over 17 grams of proven nitric oxide boosters, hard-hitting nootropics, natural testosterone-supporting ingredients, and muscle fortifiers dosed according to scientific evidence, so you can bring the noise every time you walk into the gym. Like all Transparent Labs pre-workout formulas, Bulk Black contains absolutely no artificial sweeteners, flavors, food dyes, or added sugars. Benefits Transparent Labs BULK BLACK Pre-Workout provides clinically effective doses of evidence-based ingredients to help you crush every training session. Improve Strength and Build MuscleBULK BLACK Pre-Workout is formulated for dedicated gym-goers and athletes training to build muscle and strength. Ignite Focus and EnergyGet dialed in for every workout with ample doses of key nootropics like AlphaSize® alpha-GPC, PurCaf®, L-tyrosine, and L-theanine. Maximize Blood FlowThe nitric oxide boosters in BULK BLACK Pre-Workout rapidly increase blood flow to skeletal muscles so you can achieve full muscle pumps every time you train. Volumize Muscle CellsBULK BLACK Pre-Workout provides essential electrolytes and vitamins along with osmolytes to ensure muscle cells stay hydrated throughout your workout. Ingredients L-Citrulline Malate (2:1) 8,000 mgL-citrulline is a well-known nitric oxide booster that enhances blood flow, reduces muscle fatigue, and boosts endurance. Beta-Alanine 4,000 mgBeta-alanine is an amino acid that enhances muscular endurance, delays fatigue, and improves performance by increasing muscle carnosine levels. BetaPure™ Betaine Anhydrous 2,500 mgBetaine (trimethylglycine) is a natural constituent of sugar beets that helps regulate cellular fluid balance and blood flow.. L-Tyrosine 2,000 mgL-tyrosine is an amino acid that serves as a precursor to dopamine and norepinephrine. AlphaSize® Alpha-GPC 300 mgAlpha-GPC supports athletic performance by increasing acetylcholine and stimulating growth hormone secretion. PurCaf® Organic Caffeine 325 mgPurCaf® provides natural caffeine from organic green coffee beans to enhance stamina and delay fatigue. L-Theanine 200 mgL-Theanine has been shown to complement stimulants and smooth stimulant effects, making it a valuable addition to pre-workout formulas. Huperzine-A (from Huperzia serrata Leaf Extract) 200 mcgA powerful nootropic, huperzine-A is a naturally occurring alkaloid found primarily in the firmoss Huperzia serrata. BioPerine® 5 mgBioPerine® is a standardized extract of black pepper fruit enriched with piperine, a compound that helps your body absorb and utilize active ingredients. SenActiv® 50 mgSenActiv® is a patented adaptogenic complex that helps accelerate muscle recovery during/after intense exercise. Boron Citrate 3 mgBoron is an important trace mineral with numerous roles in the human body. Zinc Chelate 10 mgZinc is an essential mineral that acts as a cofactor for various enzymes in the body. Vitamins B6 and B12 5 mg and 100 mcgVitamins B6 and B12 play essential roles as coenzymes in various enzymatic processes important to energy production and neurotransmitter synthesis. Sodium and Potassium 180 mg and 125 mgSodium and potassium are arguably the most important electrolyte minerals, being well-known to impact hydration status and exercise performance. How to Use Step 1 - Add PowderBeginners: To assess your tolerance*, add 1/2 scoop (included in the container) of BULK BLACK Pre-Workout into a shaker cup with 6-8 ounces of cold water or your preferred beverage. Experienced Users: Add 1 level scoop (included in the container) of BULK BLACK Pre-Workout into a shaker cup with 10-12 ounces of cold water or your preferred beverage. *If the effects feel subtle, increase to a full scoop before the next workout. Step 2 - Mix ThoroughlyPlace the lid securely on your shaker cup and shake vigorously until the powder fully dissolves and the mix is smooth. Step 3 - ConsumeFor best results, consume BULK BLACK Pre-Workout 20-30 minutes before your workout (ideally on an empty stomach or at least 90 minutes after a meal). Step 4 - Use on Training DaysTake BULK BLACK Pre-Workout before workouts on days you train. Disclaimer: This product contains caffeine; do not exceed one serving of BULK BLACK per day, and monitor your caffeine intake from all sources. Frequently Asked Questions (FAQ) How much caffeine does bulk black pre-workout have?Each serving of bulk black pre-workout contains 350 mg of caffeine from organic green coffee beans and Infinergy™ di-caffeine malate. Can I take bulk pre-workout on non-training days?Yes, you can take bulk black pre workout on non-training days if you want an energy boost. However, remember that this product contains caffeine and may cause restlessness if taken within 5 hours of bedtime. Can I take bulk black pre-workout if I am subjected to drug testing for my sport?Yes, absolutely. Transparent Labs bulk black pre-workout contains zero banned substances and is Informed Choice certified for athletes. What is the difference between transparent labs bulk black and bulk pre-workouts?Bulk Black is designed to support lean muscle growth and includes testosterone-supporting micronutrients, while BULK BLACK is a” harder hitting” version of BULK due to the extra caffeine and nootropic contents. Why doesn't bulk black pre-workout contain creatine?Large doses of caffeine may interfere with the ergogenic effects of creatine; since bulk pre-workout contains caffeine, we decided to keep the creatine separate.