About this item
- NITRIC OXIDE BOOST: Features L-Citrulline and L-Arginine in one powerful, dual-action formula*
- HORBAACH REFUEL SERIES: Bring your workouts to the next level with superior sports nutrition!
- EXPERTLY CRAFTED: Our professionally formulated preworkout is backed by our commitment to purity
- HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed
- NATURALLY FREE OF: Gluten, Wheat, Yeast, Milk, Lactose, Artificial Color & Flavoring & NON-GMO