The per meal price is attractive. But could I get the same with just good old whey protein and a multivitamin? They say one meal a day which is fine, if you on

The per meal price is attractive. But could I get the same with just good old whey protein and a multivitamin? They say one meal a day which is fine, if you only ate this product you would miss out on leafy stuff and various micronutrients for sure.