Reply To: Aging of Essential OilsHome › Forums › General Topics on Essential Oils › Your Experience with Essential Oils › Aging of Essential Oils › Reply To: Aging of Essential Oils June 5, 2014 at 5:05 pm #3201 ashes38ParticipantI have a bottle of Grapeseed oil that is smelling kind of like yeast. Is it still okay to use? I’ve tried to keep it out of the sunlight, but it just sits on the shelf. Am I storing my oils wrong? How should I store them?