Does UK personal allowance include NIC contributions?

What is the UK personal tax allowance?

£12,570

Your tax-free Personal Allowance
The standard Personal Allowance is £12,570, which is the amount of income you do not have to pay tax on. Your Personal Allowance may be bigger if you claim Marriage Allowance or Blind Person’s Allowance. It’s smaller if your income is over £100,000.