Clinically Dosed Pre-Workout Formula — Transparent Labs Lean Pre-Workout is a 30-serving pre-workout powder featuring a fully disclosed ingredient panel with no proprietary blends.

Nitric Oxide & Ergogenic Ingredient Stack — Includes a lineup of nitric oxide-supporting compounds and ergogenic aids at clinically referenced doses to support blood flow and physical output during training sessions.

Natural Caffeine & Nootropic Blend — Formulated with PurCaf® organic caffeine, theobromine, acetyl-L-carnitine, and choline bitartrate for energy and focus support without synthetic stimulants.

Naturally Sweetened & Flavored — No artificial colors, sweeteners, or flavors; sweetened with stevia. Available in 8 flavors: Green Apple, Blue Raspberry, Sour Grape, Strawberry Lemonade, Orange, Tropical Punch, White Cherry, and Fruit Punch.

Third-Party Tested & Informed Choice Certified — Every batch is tested by an independent lab for purity and potency. Certified by Informed Choice to meet quality standards for competitive athletes.

From Transparent Labs — A brand recognized for fully transparent labeling and research-referenced formulations.