A Metabolic Thermodynamic Designed To Deliver Clean Energy & Focus Without Any Crash, Suppress Your Appetite For Hours, Tenacity® Is A Keto Friendly, Vegan Friendly Formulation. Tenacity® Contains Natural Colors From Fruits & Vegetables. Tenacity® has Zero Sugar Added, Zero Cheap Fillers, And Is Banned Substance Free. Tenacity® Is Great For Sustained Long Lasting Energy & Appetite Control.