Glycerol+ Liquid Muscle Pump Formula Stimulant Free Liquid Glycerol and Citrulline Supplement for Enhanced Hydration and Endurance (31 Servings, Peach Rings) Walmart.com CUTS Pump is a caffeine free liquid pump shot designed to maximize hydration, muscle fullness, and endurance. With glycerol and L carnitine, it supports pumps and thermogenic benefits while staying fully stackable with any Workout Stack REPNATION Lean Sauce L Carnitine Liquid Pump Sauce Fast Acting Fat Burner Commonwealth Nutrition