My breastmilk is not enough for my one week old baby, what is best alternate for breast milk? Suggest some formula milk brands which are healthy and affordable.

Any allergies in your family? Towards milk any known allergies?

Breastmilk is usually enough for babies, try to add fish, oats, soups and milk to your diet to increase the supply. Still, if you think, it's insufficient, choose a formula that contains Prebiotics that is present in bm also. My paediatrician had suggested me Aptamil. Consult your doctor for the best suitable one.