The Constitution doesn’t say that ‘naturalized citizens’ cannot be President.
It says ‘citizens of the United States’ cannot be President.
How does one become a ‘citizen of the United States’?
Read the 14th Amendment...
The Constitution says no such thing.
How does one become a citizen of the United States?
Either by being a citizen at birth or through the naturalization process. Anyone who falls into the first category qualifies for the Presidency.