What is exante Low Sugar Tiramisu Smoothie? Smooth, creamy and oatally delicious, our Low Sugar Tiramisu Smoothie is gluten-free and made from real oat flour. With just 1.4g of sugar per serving, you can enjoy the rich tiramisu taste with zero guilt. How to enjoy an exante low sugar tiramisu smoothie? Whether you are looking to control your calorie intake or for a nutritious diet shake, the best meal replacement shakes are protein and vitamin-enriched supplements to healthy, balanced diets.