Kevin Levrone Gold Lean Mass The New Addition to the Levrone Collection is Gold Lean Mass, a Premium Mass Protein Supplement Featuring a Handful of Bonus Ingredients to Further Support Muscle Strength and Size. Gold Lean Mass From Levrone Signature Series Provides a Huge 70g of Protein in Each of Its Massive 200g Servings, an Almost Equal 72g of Carbohydrates With Only 12g of That Sugar, 12g of Fat, and 676 Calories.