Unfortunately, I didn't feel anything noticable. I have issues that may have distracted my mind... 1st day, 20 drops under the tongue. I already, (before taking it), had a level 3 out of 10 headache. About 2 hours later went to a level 7, took 800mg of ibuprofen. Headache went away after about 45 min. That day only MB effects I noticed was I peed blue. The 2nd day I took MB 20 drops in about 6 ounces of water. No headache that day, (I have a history of headaches due to car accident years ago - c...