A1 Classic Pre-Workout – Energy, Focus Muscle Pumps & Strength!Perform At Your Peak With NEW A1 Classic Pre-Workout Energy, Focus, Muscle Pumps and Strength!A1 Classic Pre-Workout is our replacement for A1 Plus, which you have trusted and had success with for many years. Even great products need to be improved and that is what we have done with A1 Classic! With a new, more powerful, formula, a new look, new flavors and a whole new attitude, A1 Classic will up your game, and still keep money in your pocket. While A1 Classic delivers the latest innovations to power your workout, we are staying true to our commitment of ensuring the best pricing allowing you to feel great about your Pre-Workout investment.We are very proud to introduce our new Pre-Workout formula which has been carefully developed with the knowledge of the simple fact that you want to crush it in the gym! With A1 Classic you will get the energy and focus you need to power through tough workouts and perform at your peak. Whether you are a gym junkie, weekend warrior or just starting out, A1 Classic will give you the fuel you need to keep achieving your goals.So whats in A1 Classics advanced formula that makes it great?L-CitrullineAn amino acid involved in the synthesis of nitric oxide. It can increase ornithine and arginine plasma content driving nitric oxide metabolism. Nitric oxide is a vasodilator; it allows blood to flow more freely which improves vascularity as well as endurance and strength as you are able to deliver more oxygen, nutrients and hormones throughout your body. Can’t argue with bigger pumps, fuller muscles and more endurance!Betaine AnhdyrousImproves hydration, stimulates muscle pumps, improves power, and supports protein synthesis.HuperzineExtracted from a plant called Chinese Club Moss. Can boost energy, support alertness and focusCaffeineA central nervous system stimulant and a widely used energy booster in pre-workout supplements. Caffeine gets your mind and body primed and ready to crush any workout.A1 Classic Pre-Workout tastes great too! Our new Splash flavor line-up heightens your senses from the first sip, leading to that burst of motivation that gets you ready for the best workout you have ever experienced!Note: Manufacturers continually change product specifications. While we try our best to keep product descriptions up to date, they do not necessarily reflect the latest information available from the manufacturer. We are not responsible for incorrect or outdated product descriptions and/or images.