GNC Total Lean Lean Shake + Slimvance Stim in Mocha Espresso flavor is a high-protein meal replacement shake designed to support weight loss and increase calorie burn. It features Slimvance, a clinically proven thermogenic blend that helps reduce body weight and increase calorie burn up to 12 times more than exercise alone. Each serving contains 25 grams of protein, 6 grams of fiber, and 200 mg of caffeine, with only 190 calories. The shake also includes Bimuno prebiotic to improve digestive comfort and reduce bloating, along with 23 vitamins and minerals to support immune health.