Mint30 is a curated list of 30 investment-worthy mutual fund schemes. You need just 5-8 schemes to build a good portfolio. Mint uses qualitative and quantitative parameters to select 30 schemes out of more than 2,000 schemes.
We use past returns as a good starting point, but that is not enough. Managing risk is a big part of buying market linked financial products and therefore we blend in metrics of risk.