Lassi Looking for the good fats

Lassi is the definitive summer drink in India. This curd-based drink (also comprising water, sugar or salt, and spices) is revered for its cooling effect and health benefits. Apart from hydrating the body, lassi helps in the digestion process and has healthy fats. Ancient Indian literature extols its therapeutic effects too. Leaving that aside, one may wonder how much benefit do processed and commercially sold lassis pack. What attributes should consumers look for in order to pick one brand of lassi over another?