ENERGY AND ANABOLIC SUPPORT: If you’re looking for the best, you’ve found it! Vintage Burst is the world’s first energy booster and anabolic support supplement. Fueled by a high-potency vitamin B complex and guarana, Vintage Burst delivers hours of energy and enhances alertness, while supporting recovery and an anabolic state in and out of the gym.
TESTED AND TRUSTED: Third-party tested supplement made exclusively with premium ingredients, including vitamin B complex, desiccated beef liver powder, leucine, and guarana seed extract – all packed into potent energy pills.
GUARANTEED RESULTS OR YOUR MONEY BACK: Old School Labs products never compromise on quality and always include clear and complete supplement facts without any “proprietary blends.” We stand by our products 100%. If you are not completely satisfied with any OSL product, we will help you resolve your concern or provide a full refund.