Yes, light and legal drugs are not okay as well. They too may cause severe health (including mental health) issues, as well as addiction.
THC, alcohol, nicotine and even caffeine cause significant and measurable harm, and you’ll be much better off by restricting them long-term, unless you have medical indications to consume them.
If you need any of them to relax or to have a good party or to stay productive, remember it is NOT sustainable and actively harmful and something has to be done about the way you organize your life. You can’t go on like this forever, it will get you eventually