About this item
- 3-Hour Nitric Oxide Pump: If you're looking for the best L-arginine based nitric oxide booster, you've found it! Vintage Burst is a natural N.O. supplement fueled by Spectra, L-Arginine, and other natural ingredients to deliver you a 3-hour nitric oxide boost. The enhanced blood flow generated by elevated levels of nitric oxide helps you build fuller muscles, achieve massive pumps, and develop awesome vascularity. Your entire body will feel harder and look more defined as a result.
- Train Harder for Longer: Nitric Oxide is best known for regulating blood flow, including to your muscles. The greater the flow of blood to your muscles, the more oxygen and nutrients they receive. However, NO doesn’t last long. Once it appears in your bloodstream, it can vanish within seconds. Unlike other Nitric Oxide boosters, Vintage Burst keeps your N.O. levels elevated for 3 hours. It will help you train at higher intensities, and get better performance and bigger pumps from your workouts.
- Tested & Trusted: Third-party tested nitric oxide supplement made exclusively with premium ingredients, including l-arginine and Spectra – packed into a potent combination to allow you to perform harder and longer. Vintage Burst is the best and only nitric oxide booster on the market today that makes sense.
- 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 any OSL product, we will help you resolve your concern or provide a full refund.
- Heritage & Customer Focus: Old School Labs, California; Supplements That Make Sense, 40 Years in the Making. Our #1 focus will always remain on our customers. Our team of experts are available by email or social media to answer questions regarding the best way to use our products. Our products are formulated in California and made in U.S.A.