- VINTAGE BLAST PRE WORKOUT IN TWO STAGES: The world’s first two-stage natural pre workout energy drink for men and women; steady delivery of ingredients to power you through workouts of all types, including cardio and home workouts.
- TESTED AND TRUSTED: Third-party tested pre workout supplement with exclusively premium ingredients. No banned substances; can be used for bodybuilding or any athletic event.
- GUARANTEED RESULTS OR YOUR MONEY BACK: Old School Labs supplements 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 VINTAGE BLAST Pre Workout, we will help you resolve your concern or provide a full refund.
- OSL HERITAGE: Old School Labs, California; Supplements That Make Sense, 40 Years in the Making. Only one thing has ever mattered to OSL: our customers. Before becoming a best-selling national brand with thousands of loyal customers and followers, this was our priority. That will never change. Our team of experts are available by email or social media to answer questions regarding the best way to use a product. VINTAGE BLAST Pre Workout is proudly formulated in California, made in U.S.A.