No! You don’t need milk (baby food) for the calcium benefits. You can take loads of calcium but unless you are taking in the nutrients with which it works in conjunction, ie magnesium, Vit D3, you will merely be damaging your bones.
Well now, like the famous Jackly Elders, the former Surgeon General during Slick Willie’s reign, said to the effect, “ well everyone is gonna die of something.....”