Science Diet is always recommended by Vets because they get a kick-back on it. Honestly, it's not the best out there.
There are lots of nutritious foods out there to feed your pup. You'll get many recommendations.
I use LIfe's Abundance. Just as you would the others, take the time to research all of your options. Your baby can't make the choice, it's in your hands.
If you want to do some research on Life's Abundance you can read all you want at:
Welcome to Trilogy
Free samples are also available. Just let me know and I'll make sure you get some.