Designed to provide the right nutrition at every stage of the journey, our scientifically proven Fuelings are nutritious, delicious, and effective. All OPTAVIA Essential Fuelings and OPTAVIA Select Fuelings are free from colors, flavors, and sweeteners from artificial sources, and contain high quality, complete protein, GanedenBC30® probiotic cultures, and 24 vitamins and minerals. OPTAVIA Fuelings are nutrient dense, portion controlled, and nutritionally interchangeable.