How long does it take for St Johns Wort to take effect for focus?!
Question: How long does it take for St Johns Wort to take effect for focus?
ADD
Answers:
It is not believed to be really effective for the symptoms of ADD. There is insufficient evidence to rate its effectiveness.
http://www.nlm.nih.gov/medlineplus/drugi…
It's just another alt med piece of sales propaganda. By the time you realise it doesn't work, you've given over a healthy chunk of profit for them.