Would love some feedback on a supplement prescribed by my psychiatrist

So im taking duloxetine 120mg , 15mg mitrazapine before bed and just stopped bupropion but I keep having this brain fog and hardly could remember what i was doing so my doctor prescribed me a supplement called think rite advanced and told me it should help, when I tried to google for more info I barely can find anything except the ingredients and when I tried using chatgpt it made me paranoid telling me its a dangerous mix because it contains something called st john wort so what yall think anyone took these type of supplements? And are they dangerous to mix with anti dep