Old School Labs

Reviving the spirit of classic bodybuilding through a modern lens, this California-born supplement brand fuses vintage training wisdom with clean, science-backed formulations. Founded in Southern California in 2013, its goal is to bring back the Golden Era of fitness by delivering premium supplements that “make sense.” Old School Labs offers both multi-ingredient growth formulas and single-ingredient powerhouses, each crafted in cGMP-certified facilities with triple-tested purity and no artificial additives. Drawing on collaborations with bodybuilding legends and a commitment to community, the brand stands out for its trustworthy quality and old-school authenticity.

Growth formulas and pre‑workouts inspired by Golden Era bodybuilding legends

Single-ingredient classics like creatine infused with BioFit™ probiotics and NSF certification

Clean, non‑GMO and gluten‑free formulations with no unnecessary fillers or artificial colors

Manufactured in USA cGMP facilities with rigorous third‑party testing for purity and banned substances

Brand trusted by athletes and fitness enthusiasts for delivering real results through transparent and effective supplement design