excellent product.. i was already using brahmi and shankhpushpi but those make me sleepy. now i added this..this makes brain active for longer..i take it once in the late morning and if i am studying till late evening(7-8pm) then take 1 more at around 2-3pm. i should have bought a product which contains all three in capsule but i made a mistake and bought just brahmi. so i had to buy rest two separately.. it is bit inconvenient but no big deal. brahmi is for memory, so if you are not looking ...