Navratan Ayurvedic Cool Oil 200ml - Himani - 'Thanda Thanda Cool Cool' brand Navratna has been the most trusted and preferred brand in the therapeutic cooling oil segment for a very long time. It has been meticulously prepared from a combination of nine unique ayurvedic herbs. Its everyday massage gives enjoyable cooling which provides relief from daily mental and physical stress - and its related symptoms like headache, fatigue, tension, insomnia, etc.