If you're a serious lifter looking to maximize your strength, performance and gains then it's time to consider the new Animal Stak. Like all other Animal products, Animal Stak is a comprehensive supplement delivered in individual packs. Each pack contains effective doses of patented and proven ingredients designed to help you naturally enhance your body's ability to produce anabolic hormones such as growth hormone and testosterone. Animal Stak also includes DHT blockers and aromatase inhibitors to help your body prevent the conversion of testosterone to either estrogen or DHT. Finally, you'll find select vasodilators to help enhance systemic circulation and deliver these ingredients where your body needs them most.