I was researching this it said it helps with nausa headaches and depression and no side effects . I asked friends who had concussions it said it helped I emailed some doctors it said its better then taking pills cause Ibprophen cause liver damage over time and I take 2-3 600 mg a day and my other pills have are effects like depressions and sucide etc. just asking what's your thoughts I live in Canada and I can apply for a license a friend of mine got one and he says it helps more the. Pill meds