From what I could find, she isn’t eligible to run until she is 35. https://www.usa.gov/requirements-for-presidential-candidates#:~:text=The U.S. Constitution states that,United States for 14 years
That says anyone who meets the requirements can declare their candidacy.
For those not familiar with it, it is an aptitude test that covers a wide range of topics. The results can be informational. Beware if you score well enough to fill a job in the army that is really understaffed, you will never get the recruiters to stop calling.